aboutsummaryrefslogtreecommitdiff
path: root/src/flash/nor/at91sam3.c
diff options
context:
space:
mode:
authorSpencer Oliver <spen@spen-soft.co.uk>2012-01-31 17:55:03 +0000
committerSpencer Oliver <spen@spen-soft.co.uk>2012-02-06 10:54:14 +0000
commit9f0cba528a163645c8ecace413731c23310f2c26 (patch)
tree521c0e7e19b74d425718aa7cb7266411df301a9c /src/flash/nor/at91sam3.c
parentfab0dcd7e6cb8cfbf63cb41f0978902371d30205 (diff)
downloadriscv-openocd-9f0cba528a163645c8ecace413731c23310f2c26.zip
riscv-openocd-9f0cba528a163645c8ecace413731c23310f2c26.tar.gz
riscv-openocd-9f0cba528a163645c8ecace413731c23310f2c26.tar.bz2
build: cleanup src/flash/nor directory
Change-Id: Ic299de969ce566282c055ba4dd8b94892c4c4311 Signed-off-by: Spencer Oliver <spen@spen-soft.co.uk> Reviewed-on: http://openocd.zylin.com/420 Tested-by: jenkins
Diffstat (limited to 'src/flash/nor/at91sam3.c')
-rw-r--r--src/flash/nor/at91sam3.c3219
1 files changed, 1536 insertions, 1683 deletions
diff --git a/src/flash/nor/at91sam3.c b/src/flash/nor/at91sam3.c
index 21bfa39..b5074de 100644
--- a/src/flash/nor/at91sam3.c
+++ b/src/flash/nor/at91sam3.c
@@ -60,51 +60,49 @@
#include "config.h"
#endif
-
#include "imp.h"
#include <helper/time_support.h>
#define REG_NAME_WIDTH (12)
-// at91sam3u series (has one or two flash banks)
+/* at91sam3u series (has one or two flash banks) */
#define FLASH_BANK0_BASE_U 0x00080000
#define FLASH_BANK1_BASE_U 0x00100000
-// at91sam3s series (has always one flash bank)
+/* at91sam3s series (has always one flash bank) */
#define FLASH_BANK_BASE_S 0x00400000
-// at91sam3n series (has always one flash bank)
+/* at91sam3n series (has always one flash bank) */
#define FLASH_BANK_BASE_N 0x00400000
-#define AT91C_EFC_FCMD_GETD (0x0) // (EFC) Get Flash Descriptor
-#define AT91C_EFC_FCMD_WP (0x1) // (EFC) Write Page
-#define AT91C_EFC_FCMD_WPL (0x2) // (EFC) Write Page and Lock
-#define AT91C_EFC_FCMD_EWP (0x3) // (EFC) Erase Page and Write Page
-#define AT91C_EFC_FCMD_EWPL (0x4) // (EFC) Erase Page and Write Page then Lock
-#define AT91C_EFC_FCMD_EA (0x5) // (EFC) Erase All
-// cmd6 is not present int he at91sam3u4/2/1 data sheet table 17-2
-// #define AT91C_EFC_FCMD_EPL (0x6) // (EFC) Erase plane?
-// cmd7 is not present int he at91sam3u4/2/1 data sheet table 17-2
-// #define AT91C_EFC_FCMD_EPA (0x7) // (EFC) Erase pages?
-#define AT91C_EFC_FCMD_SLB (0x8) // (EFC) Set Lock Bit
-#define AT91C_EFC_FCMD_CLB (0x9) // (EFC) Clear Lock Bit
-#define AT91C_EFC_FCMD_GLB (0xA) // (EFC) Get Lock Bit
-#define AT91C_EFC_FCMD_SFB (0xB) // (EFC) Set Fuse Bit
-#define AT91C_EFC_FCMD_CFB (0xC) // (EFC) Clear Fuse Bit
-#define AT91C_EFC_FCMD_GFB (0xD) // (EFC) Get Fuse Bit
-#define AT91C_EFC_FCMD_STUI (0xE) // (EFC) Start Read Unique ID
-#define AT91C_EFC_FCMD_SPUI (0xF) // (EFC) Stop Read Unique ID
+#define AT91C_EFC_FCMD_GETD (0x0) /* (EFC) Get Flash Descriptor */
+#define AT91C_EFC_FCMD_WP (0x1) /* (EFC) Write Page */
+#define AT91C_EFC_FCMD_WPL (0x2) /* (EFC) Write Page and Lock */
+#define AT91C_EFC_FCMD_EWP (0x3) /* (EFC) Erase Page and Write Page */
+#define AT91C_EFC_FCMD_EWPL (0x4) /* (EFC) Erase Page and Write Page
+ * then Lock */
+#define AT91C_EFC_FCMD_EA (0x5) /* (EFC) Erase All */
+/* cmd6 is not present int he at91sam3u4/2/1 data sheet table 17-2 */
+/* #define AT91C_EFC_FCMD_EPL (0x6) // (EFC) Erase plane? */
+/* cmd7 is not present int he at91sam3u4/2/1 data sheet table 17-2 */
+/* #define AT91C_EFC_FCMD_EPA (0x7) // (EFC) Erase pages? */
+#define AT91C_EFC_FCMD_SLB (0x8) /* (EFC) Set Lock Bit */
+#define AT91C_EFC_FCMD_CLB (0x9) /* (EFC) Clear Lock Bit */
+#define AT91C_EFC_FCMD_GLB (0xA) /* (EFC) Get Lock Bit */
+#define AT91C_EFC_FCMD_SFB (0xB) /* (EFC) Set Fuse Bit */
+#define AT91C_EFC_FCMD_CFB (0xC) /* (EFC) Clear Fuse Bit */
+#define AT91C_EFC_FCMD_GFB (0xD) /* (EFC) Get Fuse Bit */
+#define AT91C_EFC_FCMD_STUI (0xE) /* (EFC) Start Read Unique ID */
+#define AT91C_EFC_FCMD_SPUI (0xF) /* (EFC) Stop Read Unique ID */
#define offset_EFC_FMR 0
#define offset_EFC_FCR 4
#define offset_EFC_FSR 8
#define offset_EFC_FRR 12
-
extern struct flash_driver at91sam3_flash;
-static float
-_tomhz(uint32_t freq_hz)
+static float _tomhz(uint32_t freq_hz)
{
float f;
@@ -112,7 +110,7 @@ _tomhz(uint32_t freq_hz)
return f;
}
-// How the chip is configured.
+/* How the chip is configured. */
struct sam3_cfg {
uint32_t unique_id[4];
@@ -179,15 +177,15 @@ struct sam3_cfg {
struct sam3_bank_private {
int probed;
- // DANGER: THERE ARE DRAGONS HERE..
- // NOTE: If you add more 'ghost' pointers
- // be aware that you must *manually* update
- // these pointers in the function sam3_GetDetails()
- // See the comment "Here there be dragons"
+ /* DANGER: THERE ARE DRAGONS HERE.. */
+ /* NOTE: If you add more 'ghost' pointers */
+ /* be aware that you must *manually* update */
+ /* these pointers in the function sam3_GetDetails() */
+ /* See the comment "Here there be dragons" */
- // so we can find the chip we belong to
+ /* so we can find the chip we belong to */
struct sam3_chip *pChip;
- // so we can find the orginal bank pointer
+ /* so we can find the orginal bank pointer */
struct flash_bank *pBank;
unsigned bank_number;
uint32_t controller_address;
@@ -201,33 +199,32 @@ struct sam3_bank_private {
};
struct sam3_chip_details {
- // THERE ARE DRAGONS HERE..
- // note: If you add pointers here
- // becareful about them as they
- // may need to be updated inside
- // the function: "sam3_GetDetails()
- // which copy/overwrites the
- // 'runtime' copy of this structure
+ /* THERE ARE DRAGONS HERE.. */
+ /* note: If you add pointers here */
+ /* becareful about them as they */
+ /* may need to be updated inside */
+ /* the function: "sam3_GetDetails() */
+ /* which copy/overwrites the */
+ /* 'runtime' copy of this structure */
uint32_t chipid_cidr;
const char *name;
unsigned n_gpnvms;
#define SAM3_N_NVM_BITS 3
- unsigned gpnvm[SAM3_N_NVM_BITS];
- unsigned total_flash_size;
- unsigned total_sram_size;
- unsigned n_banks;
+ unsigned gpnvm[SAM3_N_NVM_BITS];
+ unsigned total_flash_size;
+ unsigned total_sram_size;
+ unsigned n_banks;
#define SAM3_MAX_FLASH_BANKS 2
- // these are "initialized" from the global const data
+ /* these are "initialized" from the global const data */
struct sam3_bank_private bank[SAM3_MAX_FLASH_BANKS];
};
-
struct sam3_chip {
struct sam3_chip *next;
- int probed;
+ int probed;
- // this is "initialized" from the global const structure
+ /* this is "initialized" from the global const structure */
struct sam3_chip_details details;
struct target *target;
struct sam3_cfg cfg;
@@ -239,11 +236,9 @@ struct sam3_reg_list {
void (*explain_func)(struct sam3_chip *pInfo);
};
-
static struct sam3_chip *all_sam3_chips;
-static struct sam3_chip *
-get_current_sam3(struct command_context *cmd_ctx)
+static struct sam3_chip *get_current_sam3(struct command_context *cmd_ctx)
{
struct target *t;
static struct sam3_chip *p;
@@ -256,26 +251,24 @@ get_current_sam3(struct command_context *cmd_ctx)
p = all_sam3_chips;
if (!p) {
- // this should not happen
- // the command is not registered until the chip is created?
+ /* this should not happen */
+ /* the command is not registered until the chip is created? */
command_print(cmd_ctx, "No SAM3 chips exist?");
return NULL;
}
while (p) {
- if (p->target == t) {
+ if (p->target == t)
return p;
- }
p = p->next;
}
command_print(cmd_ctx, "Cannot find SAM3 chip?");
return NULL;
}
-
-// these are used to *initialize* the "pChip->details" structure.
+/* these are used to *initialize* the "pChip->details" structure. */
static const struct sam3_chip_details all_sam3_details[] = {
- // Start at91sam3u* series
+ /* Start at91sam3u* series */
{
.chipid_cidr = 0x28100960,
.name = "at91sam3u4e",
@@ -284,53 +277,53 @@ static const struct sam3_chip_details all_sam3_details[] = {
.n_gpnvms = 3,
.n_banks = 2,
- // System boots at address 0x0
- // gpnvm[1] = selects boot code
- // if gpnvm[1] == 0
- // boot is via "SAMBA" (rom)
- // else
- // boot is via FLASH
- // Selection is via gpnvm[2]
- // endif
- //
- // NOTE: banks 0 & 1 switch places
- // if gpnvm[2] == 0
- // Bank0 is the boot rom
- // else
- // Bank1 is the boot rom
- // endif
-// .bank[0] = {
+ /* System boots at address 0x0 */
+ /* gpnvm[1] = selects boot code */
+ /* if gpnvm[1] == 0 */
+ /* boot is via "SAMBA" (rom) */
+ /* else */
+ /* boot is via FLASH */
+ /* Selection is via gpnvm[2] */
+ /* endif */
+ /* */
+ /* NOTE: banks 0 & 1 switch places */
+ /* if gpnvm[2] == 0 */
+ /* Bank0 is the boot rom */
+ /* else */
+ /* Bank1 is the boot rom */
+ /* endif */
+/* .bank[0] = { */
{
- {
- .probed = 0,
- .pChip = NULL,
- .pBank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK0_BASE_U,
- .controller_address = 0x400e0800,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 128 * 1024,
- .nsectors = 16,
- .sector_size = 8192,
- .page_size = 256,
- },
-
-// .bank[1] = {
- {
- .probed = 0,
- .pChip = NULL,
- .pBank = NULL,
- .bank_number = 1,
- .base_address = FLASH_BANK1_BASE_U,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 128 * 1024,
- .nsectors = 16,
- .sector_size = 8192,
- .page_size = 256,
- },
+ {
+ .probed = 0,
+ .pChip = NULL,
+ .pBank = NULL,
+ .bank_number = 0,
+ .base_address = FLASH_BANK0_BASE_U,
+ .controller_address = 0x400e0800,
+ .flash_wait_states = 6, /* workaround silicon bug */
+ .present = 1,
+ .size_bytes = 128 * 1024,
+ .nsectors = 16,
+ .sector_size = 8192,
+ .page_size = 256,
+ },
+
+/* .bank[1] = { */
+ {
+ .probed = 0,
+ .pChip = NULL,
+ .pBank = NULL,
+ .bank_number = 1,
+ .base_address = FLASH_BANK1_BASE_U,
+ .controller_address = 0x400e0a00,
+ .flash_wait_states = 6, /* workaround silicon bug */
+ .present = 1,
+ .size_bytes = 128 * 1024,
+ .nsectors = 16,
+ .sector_size = 8192,
+ .page_size = 256,
+ },
},
},
@@ -338,40 +331,40 @@ static const struct sam3_chip_details all_sam3_details[] = {
.chipid_cidr = 0x281a0760,
.name = "at91sam3u2e",
.total_flash_size = 128 * 1024,
- .total_sram_size = 36 * 1024,
+ .total_sram_size = 36 * 1024,
.n_gpnvms = 2,
.n_banks = 1,
- // System boots at address 0x0
- // gpnvm[1] = selects boot code
- // if gpnvm[1] == 0
- // boot is via "SAMBA" (rom)
- // else
- // boot is via FLASH
- // Selection is via gpnvm[2]
- // endif
-// .bank[0] = {
+ /* System boots at address 0x0 */
+ /* gpnvm[1] = selects boot code */
+ /* if gpnvm[1] == 0 */
+ /* boot is via "SAMBA" (rom) */
+ /* else */
+ /* boot is via FLASH */
+ /* Selection is via gpnvm[2] */
+ /* endif */
+/* .bank[0] = { */
{
- {
- .probed = 0,
- .pChip = NULL,
- .pBank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK0_BASE_U,
- .controller_address = 0x400e0800,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 128 * 1024,
- .nsectors = 16,
- .sector_size = 8192,
- .page_size = 256,
- },
-// .bank[1] = {
- {
- .present = 0,
- .probed = 0,
- .bank_number = 1,
- },
+ {
+ .probed = 0,
+ .pChip = NULL,
+ .pBank = NULL,
+ .bank_number = 0,
+ .base_address = FLASH_BANK0_BASE_U,
+ .controller_address = 0x400e0800,
+ .flash_wait_states = 6, /* workaround silicon bug */
+ .present = 1,
+ .size_bytes = 128 * 1024,
+ .nsectors = 16,
+ .sector_size = 8192,
+ .page_size = 256,
+ },
+/* .bank[1] = { */
+ {
+ .present = 0,
+ .probed = 0,
+ .bank_number = 1,
+ },
},
},
{
@@ -382,39 +375,39 @@ static const struct sam3_chip_details all_sam3_details[] = {
.n_gpnvms = 2,
.n_banks = 1,
- // System boots at address 0x0
- // gpnvm[1] = selects boot code
- // if gpnvm[1] == 0
- // boot is via "SAMBA" (rom)
- // else
- // boot is via FLASH
- // Selection is via gpnvm[2]
- // endif
- //
-
-// .bank[0] = {
+ /* System boots at address 0x0 */
+ /* gpnvm[1] = selects boot code */
+ /* if gpnvm[1] == 0 */
+ /* boot is via "SAMBA" (rom) */
+ /* else */
+ /* boot is via FLASH */
+ /* Selection is via gpnvm[2] */
+ /* endif */
+ /* */
+
+/* .bank[0] = { */
{
- {
- .probed = 0,
- .pChip = NULL,
- .pBank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK0_BASE_U,
- .controller_address = 0x400e0800,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 64 * 1024,
- .nsectors = 8,
- .sector_size = 8192,
- .page_size = 256,
- },
-
-// .bank[1] = {
- {
- .present = 0,
- .probed = 0,
- .bank_number = 1,
- },
+ {
+ .probed = 0,
+ .pChip = NULL,
+ .pBank = NULL,
+ .bank_number = 0,
+ .base_address = FLASH_BANK0_BASE_U,
+ .controller_address = 0x400e0800,
+ .flash_wait_states = 6, /* workaround silicon bug */
+ .present = 1,
+ .size_bytes = 64 * 1024,
+ .nsectors = 8,
+ .sector_size = 8192,
+ .page_size = 256,
+ },
+
+/* .bank[1] = { */
+ {
+ .present = 0,
+ .probed = 0,
+ .bank_number = 1,
+ },
},
},
@@ -426,52 +419,52 @@ static const struct sam3_chip_details all_sam3_details[] = {
.n_gpnvms = 3,
.n_banks = 2,
- // System boots at address 0x0
- // gpnvm[1] = selects boot code
- // if gpnvm[1] == 0
- // boot is via "SAMBA" (rom)
- // else
- // boot is via FLASH
- // Selection is via gpnvm[2]
- // endif
- //
- // NOTE: banks 0 & 1 switch places
- // if gpnvm[2] == 0
- // Bank0 is the boot rom
- // else
- // Bank1 is the boot rom
- // endif
+ /* System boots at address 0x0 */
+ /* gpnvm[1] = selects boot code */
+ /* if gpnvm[1] == 0 */
+ /* boot is via "SAMBA" (rom) */
+ /* else */
+ /* boot is via FLASH */
+ /* Selection is via gpnvm[2] */
+ /* endif */
+ /* */
+ /* NOTE: banks 0 & 1 switch places */
+ /* if gpnvm[2] == 0 */
+ /* Bank0 is the boot rom */
+ /* else */
+ /* Bank1 is the boot rom */
+ /* endif */
{
- {
-// .bank[0] = {
- .probed = 0,
- .pChip = NULL,
- .pBank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK0_BASE_U,
- .controller_address = 0x400e0800,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 128 * 1024,
- .nsectors = 16,
- .sector_size = 8192,
- .page_size = 256,
- },
-// .bank[1] = {
- {
- .probed = 0,
- .pChip = NULL,
- .pBank = NULL,
- .bank_number = 1,
- .base_address = FLASH_BANK1_BASE_U,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 128 * 1024,
- .nsectors = 16,
- .sector_size = 8192,
- .page_size = 256,
- },
+ {
+/* .bank[0] = { */
+ .probed = 0,
+ .pChip = NULL,
+ .pBank = NULL,
+ .bank_number = 0,
+ .base_address = FLASH_BANK0_BASE_U,
+ .controller_address = 0x400e0800,
+ .flash_wait_states = 6, /* workaround silicon bug */
+ .present = 1,
+ .size_bytes = 128 * 1024,
+ .nsectors = 16,
+ .sector_size = 8192,
+ .page_size = 256,
+ },
+/* .bank[1] = { */
+ {
+ .probed = 0,
+ .pChip = NULL,
+ .pBank = NULL,
+ .bank_number = 1,
+ .base_address = FLASH_BANK1_BASE_U,
+ .controller_address = 0x400e0a00,
+ .flash_wait_states = 6, /* workaround silicon bug */
+ .present = 1,
+ .size_bytes = 128 * 1024,
+ .nsectors = 16,
+ .sector_size = 8192,
+ .page_size = 256,
+ },
},
},
@@ -483,36 +476,36 @@ static const struct sam3_chip_details all_sam3_details[] = {
.n_gpnvms = 2,
.n_banks = 1,
- // System boots at address 0x0
- // gpnvm[1] = selects boot code
- // if gpnvm[1] == 0
- // boot is via "SAMBA" (rom)
- // else
- // boot is via FLASH
- // Selection is via gpnvm[2]
- // endif
+ /* System boots at address 0x0 */
+ /* gpnvm[1] = selects boot code */
+ /* if gpnvm[1] == 0 */
+ /* boot is via "SAMBA" (rom) */
+ /* else */
+ /* boot is via FLASH */
+ /* Selection is via gpnvm[2] */
+ /* endif */
{
-// .bank[0] = {
- {
- .probed = 0,
- .pChip = NULL,
- .pBank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK0_BASE_U,
- .controller_address = 0x400e0800,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 128 * 1024,
- .nsectors = 16,
- .sector_size = 8192,
- .page_size = 256,
- },
-// .bank[1] = {
- {
- .present = 0,
- .probed = 0,
- .bank_number = 1,
- },
+/* .bank[0] = { */
+ {
+ .probed = 0,
+ .pChip = NULL,
+ .pBank = NULL,
+ .bank_number = 0,
+ .base_address = FLASH_BANK0_BASE_U,
+ .controller_address = 0x400e0800,
+ .flash_wait_states = 6, /* workaround silicon bug */
+ .present = 1,
+ .size_bytes = 128 * 1024,
+ .nsectors = 16,
+ .sector_size = 8192,
+ .page_size = 256,
+ },
+/* .bank[1] = { */
+ {
+ .present = 0,
+ .probed = 0,
+ .bank_number = 1,
+ },
},
},
{
@@ -523,47 +516,47 @@ static const struct sam3_chip_details all_sam3_details[] = {
.n_gpnvms = 2,
.n_banks = 1,
- // System boots at address 0x0
- // gpnvm[1] = selects boot code
- // if gpnvm[1] == 0
- // boot is via "SAMBA" (rom)
- // else
- // boot is via FLASH
- // Selection is via gpnvm[2]
- // endif
- //
+ /* System boots at address 0x0 */
+ /* gpnvm[1] = selects boot code */
+ /* if gpnvm[1] == 0 */
+ /* boot is via "SAMBA" (rom) */
+ /* else */
+ /* boot is via FLASH */
+ /* Selection is via gpnvm[2] */
+ /* endif */
+ /* */
{
-// .bank[0] = {
- {
- .probed = 0,
- .pChip = NULL,
- .pBank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK0_BASE_U,
- .controller_address = 0x400e0800,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 64 * 1024,
- .nsectors = 8,
- .sector_size = 8192,
- .page_size = 256,
- },
-// .bank[1] = {
- {
- .present = 0,
- .probed = 0,
- .bank_number = 1,
-
- },
+/* .bank[0] = { */
+ {
+ .probed = 0,
+ .pChip = NULL,
+ .pBank = NULL,
+ .bank_number = 0,
+ .base_address = FLASH_BANK0_BASE_U,
+ .controller_address = 0x400e0800,
+ .flash_wait_states = 6, /* workaround silicon bug */
+ .present = 1,
+ .size_bytes = 64 * 1024,
+ .nsectors = 8,
+ .sector_size = 8192,
+ .page_size = 256,
+ },
+/* .bank[1] = { */
+ {
+ .present = 0,
+ .probed = 0,
+ .bank_number = 1,
+
+ },
},
},
- // Start at91sam3s* series
+ /* Start at91sam3s* series */
- // Note: The preliminary at91sam3s datasheet says on page 302
- // that the flash controller is at address 0x400E0800.
- // This is _not_ the case, the controller resides at address 0x400e0a0.
+ /* Note: The preliminary at91sam3s datasheet says on page 302 */
+ /* that the flash controller is at address 0x400E0800. */
+ /* This is _not_ the case, the controller resides at address 0x400e0a0. */
{
.chipid_cidr = 0x28A00960,
.name = "at91sam3s4c",
@@ -572,28 +565,28 @@ static const struct sam3_chip_details all_sam3_details[] = {
.n_gpnvms = 2,
.n_banks = 1,
{
-// .bank[0] = {
- {
- .probed = 0,
- .pChip = NULL,
- .pBank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_S,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 256 * 1024,
- .nsectors = 32,
- .sector_size = 8192,
- .page_size = 256,
- },
-// .bank[1] = {
- {
- .present = 0,
- .probed = 0,
- .bank_number = 1,
-
- },
+/* .bank[0] = { */
+ {
+ .probed = 0,
+ .pChip = NULL,
+ .pBank = NULL,
+ .bank_number = 0,
+ .base_address = FLASH_BANK_BASE_S,
+ .controller_address = 0x400e0a00,
+ .flash_wait_states = 6, /* workaround silicon bug */
+ .present = 1,
+ .size_bytes = 256 * 1024,
+ .nsectors = 32,
+ .sector_size = 8192,
+ .page_size = 256,
+ },
+/* .bank[1] = { */
+ {
+ .present = 0,
+ .probed = 0,
+ .bank_number = 1,
+
+ },
},
},
@@ -605,28 +598,28 @@ static const struct sam3_chip_details all_sam3_details[] = {
.n_gpnvms = 2,
.n_banks = 1,
{
-// .bank[0] = {
- {
- .probed = 0,
- .pChip = NULL,
- .pBank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_S,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 256 * 1024,
- .nsectors = 32,
- .sector_size = 8192,
- .page_size = 256,
- },
-// .bank[1] = {
- {
- .present = 0,
- .probed = 0,
- .bank_number = 1,
-
- },
+/* .bank[0] = { */
+ {
+ .probed = 0,
+ .pChip = NULL,
+ .pBank = NULL,
+ .bank_number = 0,
+ .base_address = FLASH_BANK_BASE_S,
+ .controller_address = 0x400e0a00,
+ .flash_wait_states = 6, /* workaround silicon bug */
+ .present = 1,
+ .size_bytes = 256 * 1024,
+ .nsectors = 32,
+ .sector_size = 8192,
+ .page_size = 256,
+ },
+/* .bank[1] = { */
+ {
+ .present = 0,
+ .probed = 0,
+ .bank_number = 1,
+
+ },
},
},
{
@@ -637,28 +630,28 @@ static const struct sam3_chip_details all_sam3_details[] = {
.n_gpnvms = 2,
.n_banks = 1,
{
-// .bank[0] = {
- {
- .probed = 0,
- .pChip = NULL,
- .pBank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_S,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 256 * 1024,
- .nsectors = 32,
- .sector_size = 8192,
- .page_size = 256,
- },
-// .bank[1] = {
- {
- .present = 0,
- .probed = 0,
- .bank_number = 1,
-
- },
+/* .bank[0] = { */
+ {
+ .probed = 0,
+ .pChip = NULL,
+ .pBank = NULL,
+ .bank_number = 0,
+ .base_address = FLASH_BANK_BASE_S,
+ .controller_address = 0x400e0a00,
+ .flash_wait_states = 6, /* workaround silicon bug */
+ .present = 1,
+ .size_bytes = 256 * 1024,
+ .nsectors = 32,
+ .sector_size = 8192,
+ .page_size = 256,
+ },
+/* .bank[1] = { */
+ {
+ .present = 0,
+ .probed = 0,
+ .bank_number = 1,
+
+ },
},
},
{
@@ -669,28 +662,28 @@ static const struct sam3_chip_details all_sam3_details[] = {
.n_gpnvms = 2,
.n_banks = 1,
{
-// .bank[0] = {
- {
- .probed = 0,
- .pChip = NULL,
- .pBank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_S,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 128 * 1024,
- .nsectors = 16,
- .sector_size = 8192,
- .page_size = 256,
- },
-// .bank[1] = {
- {
- .present = 0,
- .probed = 0,
- .bank_number = 1,
-
- },
+/* .bank[0] = { */
+ {
+ .probed = 0,
+ .pChip = NULL,
+ .pBank = NULL,
+ .bank_number = 0,
+ .base_address = FLASH_BANK_BASE_S,
+ .controller_address = 0x400e0a00,
+ .flash_wait_states = 6, /* workaround silicon bug */
+ .present = 1,
+ .size_bytes = 128 * 1024,
+ .nsectors = 16,
+ .sector_size = 8192,
+ .page_size = 256,
+ },
+/* .bank[1] = { */
+ {
+ .present = 0,
+ .probed = 0,
+ .bank_number = 1,
+
+ },
},
},
{
@@ -701,28 +694,28 @@ static const struct sam3_chip_details all_sam3_details[] = {
.n_gpnvms = 2,
.n_banks = 1,
{
-// .bank[0] = {
- {
- .probed = 0,
- .pChip = NULL,
- .pBank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_S,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 128 * 1024,
- .nsectors = 16,
- .sector_size = 8192,
- .page_size = 256,
- },
-// .bank[1] = {
- {
- .present = 0,
- .probed = 0,
- .bank_number = 1,
-
- },
+/* .bank[0] = { */
+ {
+ .probed = 0,
+ .pChip = NULL,
+ .pBank = NULL,
+ .bank_number = 0,
+ .base_address = FLASH_BANK_BASE_S,
+ .controller_address = 0x400e0a00,
+ .flash_wait_states = 6, /* workaround silicon bug */
+ .present = 1,
+ .size_bytes = 128 * 1024,
+ .nsectors = 16,
+ .sector_size = 8192,
+ .page_size = 256,
+ },
+/* .bank[1] = { */
+ {
+ .present = 0,
+ .probed = 0,
+ .bank_number = 1,
+
+ },
},
},
{
@@ -733,28 +726,28 @@ static const struct sam3_chip_details all_sam3_details[] = {
.n_gpnvms = 2,
.n_banks = 1,
{
-// .bank[0] = {
- {
- .probed = 0,
- .pChip = NULL,
- .pBank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_S,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 128 * 1024,
- .nsectors = 16,
- .sector_size = 8192,
- .page_size = 256,
- },
-// .bank[1] = {
- {
- .present = 0,
- .probed = 0,
- .bank_number = 1,
-
- },
+/* .bank[0] = { */
+ {
+ .probed = 0,
+ .pChip = NULL,
+ .pBank = NULL,
+ .bank_number = 0,
+ .base_address = FLASH_BANK_BASE_S,
+ .controller_address = 0x400e0a00,
+ .flash_wait_states = 6, /* workaround silicon bug */
+ .present = 1,
+ .size_bytes = 128 * 1024,
+ .nsectors = 16,
+ .sector_size = 8192,
+ .page_size = 256,
+ },
+/* .bank[1] = { */
+ {
+ .present = 0,
+ .probed = 0,
+ .bank_number = 1,
+
+ },
},
},
{
@@ -765,28 +758,28 @@ static const struct sam3_chip_details all_sam3_details[] = {
.n_gpnvms = 2,
.n_banks = 1,
{
-// .bank[0] = {
- {
- .probed = 0,
- .pChip = NULL,
- .pBank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_S,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 64 * 1024,
- .nsectors = 8,
- .sector_size = 8192,
- .page_size = 256,
- },
-// .bank[1] = {
- {
- .present = 0,
- .probed = 0,
- .bank_number = 1,
-
- },
+/* .bank[0] = { */
+ {
+ .probed = 0,
+ .pChip = NULL,
+ .pBank = NULL,
+ .bank_number = 0,
+ .base_address = FLASH_BANK_BASE_S,
+ .controller_address = 0x400e0a00,
+ .flash_wait_states = 6, /* workaround silicon bug */
+ .present = 1,
+ .size_bytes = 64 * 1024,
+ .nsectors = 8,
+ .sector_size = 8192,
+ .page_size = 256,
+ },
+/* .bank[1] = { */
+ {
+ .present = 0,
+ .probed = 0,
+ .bank_number = 1,
+
+ },
},
},
{
@@ -797,28 +790,28 @@ static const struct sam3_chip_details all_sam3_details[] = {
.n_gpnvms = 2,
.n_banks = 1,
{
-// .bank[0] = {
- {
- .probed = 0,
- .pChip = NULL,
- .pBank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_S,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 64 * 1024,
- .nsectors = 8,
- .sector_size = 8192,
- .page_size = 256,
- },
-// .bank[1] = {
- {
- .present = 0,
- .probed = 0,
- .bank_number = 1,
-
- },
+/* .bank[0] = { */
+ {
+ .probed = 0,
+ .pChip = NULL,
+ .pBank = NULL,
+ .bank_number = 0,
+ .base_address = FLASH_BANK_BASE_S,
+ .controller_address = 0x400e0a00,
+ .flash_wait_states = 6, /* workaround silicon bug */
+ .present = 1,
+ .size_bytes = 64 * 1024,
+ .nsectors = 8,
+ .sector_size = 8192,
+ .page_size = 256,
+ },
+/* .bank[1] = { */
+ {
+ .present = 0,
+ .probed = 0,
+ .bank_number = 1,
+
+ },
},
},
{
@@ -829,32 +822,32 @@ static const struct sam3_chip_details all_sam3_details[] = {
.n_gpnvms = 2,
.n_banks = 1,
{
-// .bank[0] = {
- {
- .probed = 0,
- .pChip = NULL,
- .pBank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_S,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 64 * 1024,
- .nsectors = 8,
- .sector_size = 8192,
- .page_size = 256,
- },
-// .bank[1] = {
- {
- .present = 0,
- .probed = 0,
- .bank_number = 1,
-
- },
+/* .bank[0] = { */
+ {
+ .probed = 0,
+ .pChip = NULL,
+ .pBank = NULL,
+ .bank_number = 0,
+ .base_address = FLASH_BANK_BASE_S,
+ .controller_address = 0x400e0a00,
+ .flash_wait_states = 6, /* workaround silicon bug */
+ .present = 1,
+ .size_bytes = 64 * 1024,
+ .nsectors = 8,
+ .sector_size = 8192,
+ .page_size = 256,
+ },
+/* .bank[1] = { */
+ {
+ .present = 0,
+ .probed = 0,
+ .bank_number = 1,
+
+ },
},
},
- // Start at91sam3n* series
+ /* Start at91sam3n* series */
{
.chipid_cidr = 0x29540960,
.name = "at91sam3n4c",
@@ -863,44 +856,44 @@ static const struct sam3_chip_details all_sam3_details[] = {
.n_gpnvms = 3,
.n_banks = 1,
- // System boots at address 0x0
- // gpnvm[1] = selects boot code
- // if gpnvm[1] == 0
- // boot is via "SAMBA" (rom)
- // else
- // boot is via FLASH
- // Selection is via gpnvm[2]
- // endif
- //
- // NOTE: banks 0 & 1 switch places
- // if gpnvm[2] == 0
- // Bank0 is the boot rom
- // else
- // Bank1 is the boot rom
- // endif
-// .bank[0] = {
+ /* System boots at address 0x0 */
+ /* gpnvm[1] = selects boot code */
+ /* if gpnvm[1] == 0 */
+ /* boot is via "SAMBA" (rom) */
+ /* else */
+ /* boot is via FLASH */
+ /* Selection is via gpnvm[2] */
+ /* endif */
+ /* */
+ /* NOTE: banks 0 & 1 switch places */
+ /* if gpnvm[2] == 0 */
+ /* Bank0 is the boot rom */
+ /* else */
+ /* Bank1 is the boot rom */
+ /* endif */
+/* .bank[0] = { */
{
- {
- .probed = 0,
- .pChip = NULL,
- .pBank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_N,
- .controller_address = 0x400e0A00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 256 * 1024,
- .nsectors = 16,
- .sector_size = 16384,
- .page_size = 256,
- },
-
-// .bank[1] = {
- {
- .present = 0,
- .probed = 0,
- .bank_number = 1,
- },
+ {
+ .probed = 0,
+ .pChip = NULL,
+ .pBank = NULL,
+ .bank_number = 0,
+ .base_address = FLASH_BANK_BASE_N,
+ .controller_address = 0x400e0A00,
+ .flash_wait_states = 6, /* workaround silicon bug */
+ .present = 1,
+ .size_bytes = 256 * 1024,
+ .nsectors = 16,
+ .sector_size = 16384,
+ .page_size = 256,
+ },
+
+/* .bank[1] = { */
+ {
+ .present = 0,
+ .probed = 0,
+ .bank_number = 1,
+ },
},
},
@@ -912,44 +905,44 @@ static const struct sam3_chip_details all_sam3_details[] = {
.n_gpnvms = 3,
.n_banks = 1,
- // System boots at address 0x0
- // gpnvm[1] = selects boot code
- // if gpnvm[1] == 0
- // boot is via "SAMBA" (rom)
- // else
- // boot is via FLASH
- // Selection is via gpnvm[2]
- // endif
- //
- // NOTE: banks 0 & 1 switch places
- // if gpnvm[2] == 0
- // Bank0 is the boot rom
- // else
- // Bank1 is the boot rom
- // endif
-// .bank[0] = {
+ /* System boots at address 0x0 */
+ /* gpnvm[1] = selects boot code */
+ /* if gpnvm[1] == 0 */
+ /* boot is via "SAMBA" (rom) */
+ /* else */
+ /* boot is via FLASH */
+ /* Selection is via gpnvm[2] */
+ /* endif */
+ /* */
+ /* NOTE: banks 0 & 1 switch places */
+ /* if gpnvm[2] == 0 */
+ /* Bank0 is the boot rom */
+ /* else */
+ /* Bank1 is the boot rom */
+ /* endif */
+/* .bank[0] = { */
{
- {
- .probed = 0,
- .pChip = NULL,
- .pBank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_N,
- .controller_address = 0x400e0A00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 256 * 1024,
- .nsectors = 16,
- .sector_size = 16384,
- .page_size = 256,
- },
-
-// .bank[1] = {
- {
- .present = 0,
- .probed = 0,
- .bank_number = 1,
- },
+ {
+ .probed = 0,
+ .pChip = NULL,
+ .pBank = NULL,
+ .bank_number = 0,
+ .base_address = FLASH_BANK_BASE_N,
+ .controller_address = 0x400e0A00,
+ .flash_wait_states = 6, /* workaround silicon bug */
+ .present = 1,
+ .size_bytes = 256 * 1024,
+ .nsectors = 16,
+ .sector_size = 16384,
+ .page_size = 256,
+ },
+
+/* .bank[1] = { */
+ {
+ .present = 0,
+ .probed = 0,
+ .bank_number = 1,
+ },
},
},
@@ -961,44 +954,44 @@ static const struct sam3_chip_details all_sam3_details[] = {
.n_gpnvms = 3,
.n_banks = 1,
- // System boots at address 0x0
- // gpnvm[1] = selects boot code
- // if gpnvm[1] == 0
- // boot is via "SAMBA" (rom)
- // else
- // boot is via FLASH
- // Selection is via gpnvm[2]
- // endif
- //
- // NOTE: banks 0 & 1 switch places
- // if gpnvm[2] == 0
- // Bank0 is the boot rom
- // else
- // Bank1 is the boot rom
- // endif
-// .bank[0] = {
+ /* System boots at address 0x0 */
+ /* gpnvm[1] = selects boot code */
+ /* if gpnvm[1] == 0 */
+ /* boot is via "SAMBA" (rom) */
+ /* else */
+ /* boot is via FLASH */
+ /* Selection is via gpnvm[2] */
+ /* endif */
+ /* */
+ /* NOTE: banks 0 & 1 switch places */
+ /* if gpnvm[2] == 0 */
+ /* Bank0 is the boot rom */
+ /* else */
+ /* Bank1 is the boot rom */
+ /* endif */
+/* .bank[0] = { */
{
- {
- .probed = 0,
- .pChip = NULL,
- .pBank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_N,
- .controller_address = 0x400e0A00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 256 * 1024,
- .nsectors = 16,
- .sector_size = 16384,
- .page_size = 256,
- },
-
-// .bank[1] = {
- {
- .present = 0,
- .probed = 0,
- .bank_number = 1,
- },
+ {
+ .probed = 0,
+ .pChip = NULL,
+ .pBank = NULL,
+ .bank_number = 0,
+ .base_address = FLASH_BANK_BASE_N,
+ .controller_address = 0x400e0A00,
+ .flash_wait_states = 6, /* workaround silicon bug */
+ .present = 1,
+ .size_bytes = 256 * 1024,
+ .nsectors = 16,
+ .sector_size = 16384,
+ .page_size = 256,
+ },
+
+/* .bank[1] = { */
+ {
+ .present = 0,
+ .probed = 0,
+ .bank_number = 1,
+ },
},
},
@@ -1010,44 +1003,44 @@ static const struct sam3_chip_details all_sam3_details[] = {
.n_gpnvms = 3,
.n_banks = 1,
- // System boots at address 0x0
- // gpnvm[1] = selects boot code
- // if gpnvm[1] == 0
- // boot is via "SAMBA" (rom)
- // else
- // boot is via FLASH
- // Selection is via gpnvm[2]
- // endif
- //
- // NOTE: banks 0 & 1 switch places
- // if gpnvm[2] == 0
- // Bank0 is the boot rom
- // else
- // Bank1 is the boot rom
- // endif
-// .bank[0] = {
+ /* System boots at address 0x0 */
+ /* gpnvm[1] = selects boot code */
+ /* if gpnvm[1] == 0 */
+ /* boot is via "SAMBA" (rom) */
+ /* else */
+ /* boot is via FLASH */
+ /* Selection is via gpnvm[2] */
+ /* endif */
+ /* */
+ /* NOTE: banks 0 & 1 switch places */
+ /* if gpnvm[2] == 0 */
+ /* Bank0 is the boot rom */
+ /* else */
+ /* Bank1 is the boot rom */
+ /* endif */
+/* .bank[0] = { */
{
- {
- .probed = 0,
- .pChip = NULL,
- .pBank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_N,
- .controller_address = 0x400e0A00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 128 * 1024,
- .nsectors = 8,
- .sector_size = 16384,
- .page_size = 256,
- },
-
-// .bank[1] = {
- {
- .present = 0,
- .probed = 0,
- .bank_number = 1,
- },
+ {
+ .probed = 0,
+ .pChip = NULL,
+ .pBank = NULL,
+ .bank_number = 0,
+ .base_address = FLASH_BANK_BASE_N,
+ .controller_address = 0x400e0A00,
+ .flash_wait_states = 6, /* workaround silicon bug */
+ .present = 1,
+ .size_bytes = 128 * 1024,
+ .nsectors = 8,
+ .sector_size = 16384,
+ .page_size = 256,
+ },
+
+/* .bank[1] = { */
+ {
+ .present = 0,
+ .probed = 0,
+ .bank_number = 1,
+ },
},
},
@@ -1059,44 +1052,44 @@ static const struct sam3_chip_details all_sam3_details[] = {
.n_gpnvms = 3,
.n_banks = 1,
- // System boots at address 0x0
- // gpnvm[1] = selects boot code
- // if gpnvm[1] == 0
- // boot is via "SAMBA" (rom)
- // else
- // boot is via FLASH
- // Selection is via gpnvm[2]
- // endif
- //
- // NOTE: banks 0 & 1 switch places
- // if gpnvm[2] == 0
- // Bank0 is the boot rom
- // else
- // Bank1 is the boot rom
- // endif
-// .bank[0] = {
+ /* System boots at address 0x0 */
+ /* gpnvm[1] = selects boot code */
+ /* if gpnvm[1] == 0 */
+ /* boot is via "SAMBA" (rom) */
+ /* else */
+ /* boot is via FLASH */
+ /* Selection is via gpnvm[2] */
+ /* endif */
+ /* */
+ /* NOTE: banks 0 & 1 switch places */
+ /* if gpnvm[2] == 0 */
+ /* Bank0 is the boot rom */
+ /* else */
+ /* Bank1 is the boot rom */
+ /* endif */
+/* .bank[0] = { */
{
- {
- .probed = 0,
- .pChip = NULL,
- .pBank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_N,
- .controller_address = 0x400e0A00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 128 * 1024,
- .nsectors = 8,
- .sector_size = 16384,
- .page_size = 256,
- },
-
-// .bank[1] = {
- {
- .present = 0,
- .probed = 0,
- .bank_number = 1,
- },
+ {
+ .probed = 0,
+ .pChip = NULL,
+ .pBank = NULL,
+ .bank_number = 0,
+ .base_address = FLASH_BANK_BASE_N,
+ .controller_address = 0x400e0A00,
+ .flash_wait_states = 6, /* workaround silicon bug */
+ .present = 1,
+ .size_bytes = 128 * 1024,
+ .nsectors = 8,
+ .sector_size = 16384,
+ .page_size = 256,
+ },
+
+/* .bank[1] = { */
+ {
+ .present = 0,
+ .probed = 0,
+ .bank_number = 1,
+ },
},
},
@@ -1108,44 +1101,44 @@ static const struct sam3_chip_details all_sam3_details[] = {
.n_gpnvms = 3,
.n_banks = 1,
- // System boots at address 0x0
- // gpnvm[1] = selects boot code
- // if gpnvm[1] == 0
- // boot is via "SAMBA" (rom)
- // else
- // boot is via FLASH
- // Selection is via gpnvm[2]
- // endif
- //
- // NOTE: banks 0 & 1 switch places
- // if gpnvm[2] == 0
- // Bank0 is the boot rom
- // else
- // Bank1 is the boot rom
- // endif
-// .bank[0] = {
+ /* System boots at address 0x0 */
+ /* gpnvm[1] = selects boot code */
+ /* if gpnvm[1] == 0 */
+ /* boot is via "SAMBA" (rom) */
+ /* else */
+ /* boot is via FLASH */
+ /* Selection is via gpnvm[2] */
+ /* endif */
+ /* */
+ /* NOTE: banks 0 & 1 switch places */
+ /* if gpnvm[2] == 0 */
+ /* Bank0 is the boot rom */
+ /* else */
+ /* Bank1 is the boot rom */
+ /* endif */
+/* .bank[0] = { */
{
- {
- .probed = 0,
- .pChip = NULL,
- .pBank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_N,
- .controller_address = 0x400e0A00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 128 * 1024,
- .nsectors = 8,
- .sector_size = 16384,
- .page_size = 256,
- },
-
-// .bank[1] = {
- {
- .present = 0,
- .probed = 0,
- .bank_number = 1,
- },
+ {
+ .probed = 0,
+ .pChip = NULL,
+ .pBank = NULL,
+ .bank_number = 0,
+ .base_address = FLASH_BANK_BASE_N,
+ .controller_address = 0x400e0A00,
+ .flash_wait_states = 6, /* workaround silicon bug */
+ .present = 1,
+ .size_bytes = 128 * 1024,
+ .nsectors = 8,
+ .sector_size = 16384,
+ .page_size = 256,
+ },
+
+/* .bank[1] = { */
+ {
+ .present = 0,
+ .probed = 0,
+ .bank_number = 1,
+ },
},
},
@@ -1157,44 +1150,44 @@ static const struct sam3_chip_details all_sam3_details[] = {
.n_gpnvms = 3,
.n_banks = 1,
- // System boots at address 0x0
- // gpnvm[1] = selects boot code
- // if gpnvm[1] == 0
- // boot is via "SAMBA" (rom)
- // else
- // boot is via FLASH
- // Selection is via gpnvm[2]
- // endif
- //
- // NOTE: banks 0 & 1 switch places
- // if gpnvm[2] == 0
- // Bank0 is the boot rom
- // else
- // Bank1 is the boot rom
- // endif
-// .bank[0] = {
+ /* System boots at address 0x0 */
+ /* gpnvm[1] = selects boot code */
+ /* if gpnvm[1] == 0 */
+ /* boot is via "SAMBA" (rom) */
+ /* else */
+ /* boot is via FLASH */
+ /* Selection is via gpnvm[2] */
+ /* endif */
+ /* */
+ /* NOTE: banks 0 & 1 switch places */
+ /* if gpnvm[2] == 0 */
+ /* Bank0 is the boot rom */
+ /* else */
+ /* Bank1 is the boot rom */
+ /* endif */
+/* .bank[0] = { */
{
- {
- .probed = 0,
- .pChip = NULL,
- .pBank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_N,
- .controller_address = 0x400e0A00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 64 * 1024,
- .nsectors = 4,
- .sector_size = 16384,
- .page_size = 256,
- },
-
-// .bank[1] = {
- {
- .present = 0,
- .probed = 0,
- .bank_number = 1,
- },
+ {
+ .probed = 0,
+ .pChip = NULL,
+ .pBank = NULL,
+ .bank_number = 0,
+ .base_address = FLASH_BANK_BASE_N,
+ .controller_address = 0x400e0A00,
+ .flash_wait_states = 6, /* workaround silicon bug */
+ .present = 1,
+ .size_bytes = 64 * 1024,
+ .nsectors = 4,
+ .sector_size = 16384,
+ .page_size = 256,
+ },
+
+/* .bank[1] = { */
+ {
+ .present = 0,
+ .probed = 0,
+ .bank_number = 1,
+ },
},
},
@@ -1206,44 +1199,44 @@ static const struct sam3_chip_details all_sam3_details[] = {
.n_gpnvms = 3,
.n_banks = 1,
- // System boots at address 0x0
- // gpnvm[1] = selects boot code
- // if gpnvm[1] == 0
- // boot is via "SAMBA" (rom)
- // else
- // boot is via FLASH
- // Selection is via gpnvm[2]
- // endif
- //
- // NOTE: banks 0 & 1 switch places
- // if gpnvm[2] == 0
- // Bank0 is the boot rom
- // else
- // Bank1 is the boot rom
- // endif
-// .bank[0] = {
+ /* System boots at address 0x0 */
+ /* gpnvm[1] = selects boot code */
+ /* if gpnvm[1] == 0 */
+ /* boot is via "SAMBA" (rom) */
+ /* else */
+ /* boot is via FLASH */
+ /* Selection is via gpnvm[2] */
+ /* endif */
+ /* */
+ /* NOTE: banks 0 & 1 switch places */
+ /* if gpnvm[2] == 0 */
+ /* Bank0 is the boot rom */
+ /* else */
+ /* Bank1 is the boot rom */
+ /* endif */
+/* .bank[0] = { */
{
- {
- .probed = 0,
- .pChip = NULL,
- .pBank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_N,
- .controller_address = 0x400e0A00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 64 * 1024,
- .nsectors = 4,
- .sector_size = 16384,
- .page_size = 256,
- },
-
-// .bank[1] = {
- {
- .present = 0,
- .probed = 0,
- .bank_number = 1,
- },
+ {
+ .probed = 0,
+ .pChip = NULL,
+ .pBank = NULL,
+ .bank_number = 0,
+ .base_address = FLASH_BANK_BASE_N,
+ .controller_address = 0x400e0A00,
+ .flash_wait_states = 6, /* workaround silicon bug */
+ .present = 1,
+ .size_bytes = 64 * 1024,
+ .nsectors = 4,
+ .sector_size = 16384,
+ .page_size = 256,
+ },
+
+/* .bank[1] = { */
+ {
+ .present = 0,
+ .probed = 0,
+ .bank_number = 1,
+ },
},
},
@@ -1255,51 +1248,51 @@ static const struct sam3_chip_details all_sam3_details[] = {
.n_gpnvms = 3,
.n_banks = 1,
- // System boots at address 0x0
- // gpnvm[1] = selects boot code
- // if gpnvm[1] == 0
- // boot is via "SAMBA" (rom)
- // else
- // boot is via FLASH
- // Selection is via gpnvm[2]
- // endif
- //
- // NOTE: banks 0 & 1 switch places
- // if gpnvm[2] == 0
- // Bank0 is the boot rom
- // else
- // Bank1 is the boot rom
- // endif
-// .bank[0] = {
+ /* System boots at address 0x0 */
+ /* gpnvm[1] = selects boot code */
+ /* if gpnvm[1] == 0 */
+ /* boot is via "SAMBA" (rom) */
+ /* else */
+ /* boot is via FLASH */
+ /* Selection is via gpnvm[2] */
+ /* endif */
+ /* */
+ /* NOTE: banks 0 & 1 switch places */
+ /* if gpnvm[2] == 0 */
+ /* Bank0 is the boot rom */
+ /* else */
+ /* Bank1 is the boot rom */
+ /* endif */
+/* .bank[0] = { */
{
- {
- .probed = 0,
- .pChip = NULL,
- .pBank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_N,
- .controller_address = 0x400e0A00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 64 * 1024,
- .nsectors = 4,
- .sector_size = 16384,
- .page_size = 256,
- },
-
-// .bank[1] = {
- {
- .present = 0,
- .probed = 0,
- .bank_number = 1,
- },
+ {
+ .probed = 0,
+ .pChip = NULL,
+ .pBank = NULL,
+ .bank_number = 0,
+ .base_address = FLASH_BANK_BASE_N,
+ .controller_address = 0x400e0A00,
+ .flash_wait_states = 6, /* workaround silicon bug */
+ .present = 1,
+ .size_bytes = 64 * 1024,
+ .nsectors = 4,
+ .sector_size = 16384,
+ .page_size = 256,
+ },
+
+/* .bank[1] = { */
+ {
+ .present = 0,
+ .probed = 0,
+ .bank_number = 1,
+ },
},
},
- // terminate
+ /* terminate */
{
- .chipid_cidr = 0,
- .name = NULL,
+ .chipid_cidr = 0,
+ .name = NULL,
}
};
@@ -1318,16 +1311,17 @@ static const struct sam3_chip_details all_sam3_details[] = {
* @param pPrivate - info about the bank
* @param v - result goes here
*/
-static int
-EFC_GetStatus(struct sam3_bank_private *pPrivate, uint32_t *v)
+static int EFC_GetStatus(struct sam3_bank_private *pPrivate, uint32_t *v)
{
int r;
- r = target_read_u32(pPrivate->pChip->target, pPrivate->controller_address + offset_EFC_FSR, v);
+ r = target_read_u32(pPrivate->pChip->target,
+ pPrivate->controller_address + offset_EFC_FSR,
+ v);
LOG_DEBUG("Status: 0x%08x (lockerror: %d, cmderror: %d, ready: %d)",
- (unsigned int)(*v),
- ((unsigned int)((*v >> 2) & 1)),
- ((unsigned int)((*v >> 1) & 1)),
- ((unsigned int)((*v >> 0) & 1)));
+ (unsigned int)(*v),
+ ((unsigned int)((*v >> 2) & 1)),
+ ((unsigned int)((*v >> 1) & 1)),
+ ((unsigned int)((*v >> 0) & 1)));
return r;
}
@@ -1337,95 +1331,93 @@ EFC_GetStatus(struct sam3_bank_private *pPrivate, uint32_t *v)
* @param pPrivate - info about the bank
* @param v - result goes here
*/
-static int
-EFC_GetResult(struct sam3_bank_private *pPrivate, uint32_t *v)
+static int EFC_GetResult(struct sam3_bank_private *pPrivate, uint32_t *v)
{
int r;
uint32_t rv;
- r = target_read_u32(pPrivate->pChip->target, pPrivate->controller_address + offset_EFC_FRR, &rv);
- if (v) {
+ r = target_read_u32(pPrivate->pChip->target,
+ pPrivate->controller_address + offset_EFC_FRR,
+ &rv);
+ if (v)
*v = rv;
- }
LOG_DEBUG("Result: 0x%08x", ((unsigned int)(rv)));
return r;
}
-static int
-EFC_StartCommand(struct sam3_bank_private *pPrivate,
- unsigned command, unsigned argument)
+static int EFC_StartCommand(struct sam3_bank_private *pPrivate,
+ unsigned command, unsigned argument)
{
- uint32_t n,v;
+ uint32_t n, v;
int r;
int retry;
retry = 0;
- do_retry:
-
- // Check command & argument
- switch (command) {
-
- case AT91C_EFC_FCMD_WP:
- case AT91C_EFC_FCMD_WPL:
- case AT91C_EFC_FCMD_EWP:
- case AT91C_EFC_FCMD_EWPL:
- // case AT91C_EFC_FCMD_EPL:
- // case AT91C_EFC_FCMD_EPA:
- case AT91C_EFC_FCMD_SLB:
- case AT91C_EFC_FCMD_CLB:
- n = (pPrivate->size_bytes / pPrivate->page_size);
- if (argument >= n) {
- LOG_ERROR("*BUG*: Embedded flash has only %u pages", (unsigned)(n));
- }
- break;
+do_retry:
+
+ /* Check command & argument */
+ switch (command) {
+
+ case AT91C_EFC_FCMD_WP:
+ case AT91C_EFC_FCMD_WPL:
+ case AT91C_EFC_FCMD_EWP:
+ case AT91C_EFC_FCMD_EWPL:
+ /* case AT91C_EFC_FCMD_EPL: */
+ /* case AT91C_EFC_FCMD_EPA: */
+ case AT91C_EFC_FCMD_SLB:
+ case AT91C_EFC_FCMD_CLB:
+ n = (pPrivate->size_bytes / pPrivate->page_size);
+ if (argument >= n)
+ LOG_ERROR("*BUG*: Embedded flash has only %u pages", (unsigned)(n));
+ break;
- case AT91C_EFC_FCMD_SFB:
- case AT91C_EFC_FCMD_CFB:
- if (argument >= pPrivate->pChip->details.n_gpnvms) {
- LOG_ERROR("*BUG*: Embedded flash has only %d GPNVMs",
- pPrivate->pChip->details.n_gpnvms);
- }
- break;
-
- case AT91C_EFC_FCMD_GETD:
- case AT91C_EFC_FCMD_EA:
- case AT91C_EFC_FCMD_GLB:
- case AT91C_EFC_FCMD_GFB:
- case AT91C_EFC_FCMD_STUI:
- case AT91C_EFC_FCMD_SPUI:
- if (argument != 0) {
- LOG_ERROR("Argument is meaningless for cmd: %d", command);
- }
- break;
- default:
- LOG_ERROR("Unknown command %d", command);
- break;
- }
+ case AT91C_EFC_FCMD_SFB:
+ case AT91C_EFC_FCMD_CFB:
+ if (argument >= pPrivate->pChip->details.n_gpnvms) {
+ LOG_ERROR("*BUG*: Embedded flash has only %d GPNVMs",
+ pPrivate->pChip->details.n_gpnvms);
+ }
+ break;
+
+ case AT91C_EFC_FCMD_GETD:
+ case AT91C_EFC_FCMD_EA:
+ case AT91C_EFC_FCMD_GLB:
+ case AT91C_EFC_FCMD_GFB:
+ case AT91C_EFC_FCMD_STUI:
+ case AT91C_EFC_FCMD_SPUI:
+ if (argument != 0)
+ LOG_ERROR("Argument is meaningless for cmd: %d", command);
+ break;
+ default:
+ LOG_ERROR("Unknown command %d", command);
+ break;
+ }
if (command == AT91C_EFC_FCMD_SPUI) {
- // this is a very special situation.
- // Situation (1) - error/retry - see below
- // And we are being called recursively
- // Situation (2) - normal, finished reading unique id
+ /* this is a very special situation. */
+ /* Situation (1) - error/retry - see below */
+ /* And we are being called recursively */
+ /* Situation (2) - normal, finished reading unique id */
} else {
- // it should be "ready"
+ /* it should be "ready" */
EFC_GetStatus(pPrivate, &v);
if (v & 1) {
- // then it is ready
- // we go on
+ /* then it is ready */
+ /* we go on */
} else {
if (retry) {
- // we have done this before
- // the controller is not responding.
- LOG_ERROR("flash controller(%d) is not ready! Error", pPrivate->bank_number);
+ /* we have done this before */
+ /* the controller is not responding. */
+ LOG_ERROR("flash controller(%d) is not ready! Error",
+ pPrivate->bank_number);
return ERROR_FAIL;
} else {
retry++;
LOG_ERROR("Flash controller(%d) is not ready, attempting reset",
- pPrivate->bank_number);
- // we do that by issuing the *STOP* command
+ pPrivate->bank_number);
+ /* we do that by issuing the *STOP* command */
EFC_StartCommand(pPrivate, AT91C_EFC_FCMD_SPUI, 0);
- // above is recursive, and further recursion is blocked by
- // if (command == AT91C_EFC_FCMD_SPUI) above
+ /* above is recursive, and further recursion is blocked by */
+ /* if (command == AT91C_EFC_FCMD_SPUI) above */
goto do_retry;
}
}
@@ -1434,11 +1426,9 @@ EFC_StartCommand(struct sam3_bank_private *pPrivate,
v = (0x5A << 24) | (argument << 8) | command;
LOG_DEBUG("Command: 0x%08x", ((unsigned int)(v)));
r = target_write_u32(pPrivate->pBank->target,
- pPrivate->controller_address + offset_EFC_FCR,
- v);
- if (r != ERROR_OK) {
+ pPrivate->controller_address + offset_EFC_FCR, v);
+ if (r != ERROR_OK)
LOG_DEBUG("Error Write failed");
- }
return r;
}
@@ -1449,97 +1439,82 @@ EFC_StartCommand(struct sam3_bank_private *pPrivate,
* @param argument - Optional command argument.
* @param status - put command status bits here
*/
-static int
-EFC_PerformCommand(struct sam3_bank_private *pPrivate,
- unsigned command,
- unsigned argument,
- uint32_t *status)
+static int EFC_PerformCommand(struct sam3_bank_private *pPrivate,
+ unsigned command,
+ unsigned argument,
+ uint32_t *status)
{
int r;
uint32_t v;
long long ms_now, ms_end;
- // default
- if (status) {
+ /* default */
+ if (status)
*status = 0;
- }
r = EFC_StartCommand(pPrivate, command, argument);
- if (r != ERROR_OK) {
+ if (r != ERROR_OK)
return r;
- }
ms_end = 500 + timeval_ms();
-
- do {
+ do {
r = EFC_GetStatus(pPrivate, &v);
- if (r != ERROR_OK) {
+ if (r != ERROR_OK)
return r;
- }
ms_now = timeval_ms();
if (ms_now > ms_end) {
- // error
+ /* error */
LOG_ERROR("Command timeout");
return ERROR_FAIL;
}
- }
- while ((v & 1) == 0)
- ;
+ } while ((v & 1) == 0);
- // error bits..
- if (status) {
+ /* error bits.. */
+ if (status)
*status = (v & 0x6);
- }
return ERROR_OK;
}
-
-
-
-
/**
* Read the unique ID.
* @param pPrivate - info about the bank
* The unique ID is stored in the 'pPrivate' structure.
*/
-static int
-FLASHD_ReadUniqueID (struct sam3_bank_private *pPrivate)
+static int FLASHD_ReadUniqueID(struct sam3_bank_private *pPrivate)
{
int r;
uint32_t v;
int x;
- // assume 0
- pPrivate->pChip->cfg.unique_id[0] = 0;
- pPrivate->pChip->cfg.unique_id[1] = 0;
- pPrivate->pChip->cfg.unique_id[2] = 0;
- pPrivate->pChip->cfg.unique_id[3] = 0;
+ /* assume 0 */
+ pPrivate->pChip->cfg.unique_id[0] = 0;
+ pPrivate->pChip->cfg.unique_id[1] = 0;
+ pPrivate->pChip->cfg.unique_id[2] = 0;
+ pPrivate->pChip->cfg.unique_id[3] = 0;
LOG_DEBUG("Begin");
r = EFC_StartCommand(pPrivate, AT91C_EFC_FCMD_STUI, 0);
- if (r < 0) {
+ if (r < 0)
return r;
- }
- for (x = 0 ; x < 4 ; x++) {
+ for (x = 0; x < 4; x++) {
r = target_read_u32(pPrivate->pChip->target,
- pPrivate->pBank->base + (x * 4),
- &v);
- if (r < 0) {
+ pPrivate->pBank->base + (x * 4),
+ &v);
+ if (r < 0)
return r;
- }
pPrivate->pChip->cfg.unique_id[x] = v;
}
- r = EFC_PerformCommand(pPrivate, AT91C_EFC_FCMD_SPUI, 0, NULL);
+ r = EFC_PerformCommand(pPrivate, AT91C_EFC_FCMD_SPUI, 0, NULL);
LOG_DEBUG("End: R=%d, id = 0x%08x, 0x%08x, 0x%08x, 0x%08x",
- r,
- (unsigned int)(pPrivate->pChip->cfg.unique_id[0]),
- (unsigned int)(pPrivate->pChip->cfg.unique_id[1]),
- (unsigned int)(pPrivate->pChip->cfg.unique_id[2]),
- (unsigned int)(pPrivate->pChip->cfg.unique_id[3]));
+ r,
+ (unsigned int)(pPrivate->pChip->cfg.unique_id[0]),
+ (unsigned int)(pPrivate->pChip->cfg.unique_id[1]),
+ (unsigned int)(pPrivate->pChip->cfg.unique_id[2]),
+ (unsigned int)(pPrivate->pChip->cfg.unique_id[3]));
return r;
}
@@ -1548,24 +1523,20 @@ FLASHD_ReadUniqueID (struct sam3_bank_private *pPrivate)
* Erases the entire flash.
* @param pPrivate - the info about the bank.
*/
-static int
-FLASHD_EraseEntireBank(struct sam3_bank_private *pPrivate)
+static int FLASHD_EraseEntireBank(struct sam3_bank_private *pPrivate)
{
LOG_DEBUG("Here");
return EFC_PerformCommand(pPrivate, AT91C_EFC_FCMD_EA, 0, NULL);
}
-
-
/**
* Gets current GPNVM state.
* @param pPrivate - info about the bank.
* @param gpnvm - GPNVM bit index.
* @param puthere - result stored here.
*/
-//------------------------------------------------------------------------------
-static int
-FLASHD_GetGPNVM(struct sam3_bank_private *pPrivate, unsigned gpnvm, unsigned *puthere)
+/* ------------------------------------------------------------------------------ */
+static int FLASHD_GetGPNVM(struct sam3_bank_private *pPrivate, unsigned gpnvm, unsigned *puthere)
{
uint32_t v;
int r;
@@ -1578,39 +1549,35 @@ FLASHD_GetGPNVM(struct sam3_bank_private *pPrivate, unsigned gpnvm, unsigned *pu
if (gpnvm >= pPrivate->pChip->details.n_gpnvms) {
LOG_ERROR("Invalid GPNVM %d, max: %d, ignored",
- gpnvm,pPrivate->pChip->details.n_gpnvms);
+ gpnvm, pPrivate->pChip->details.n_gpnvms);
return ERROR_FAIL;
}
- // Get GPNVMs status
+ /* Get GPNVMs status */
r = EFC_PerformCommand(pPrivate, AT91C_EFC_FCMD_GFB, 0, NULL);
if (r != ERROR_OK) {
LOG_ERROR("Failed");
return r;
}
- r = EFC_GetResult(pPrivate, &v);
+ r = EFC_GetResult(pPrivate, &v);
if (puthere) {
- // Check if GPNVM is set
- // get the bit and make it a 0/1
+ /* Check if GPNVM is set */
+ /* get the bit and make it a 0/1 */
*puthere = (v >> gpnvm) & 1;
}
return r;
}
-
-
-
/**
* Clears the selected GPNVM bit.
* @param pPrivate info about the bank
* @param gpnvm GPNVM index.
* @returns 0 if successful; otherwise returns an error code.
*/
-static int
-FLASHD_ClrGPNVM(struct sam3_bank_private *pPrivate, unsigned gpnvm)
+static int FLASHD_ClrGPNVM(struct sam3_bank_private *pPrivate, unsigned gpnvm)
{
int r;
unsigned v;
@@ -1623,29 +1590,26 @@ FLASHD_ClrGPNVM(struct sam3_bank_private *pPrivate, unsigned gpnvm)
if (gpnvm >= pPrivate->pChip->details.n_gpnvms) {
LOG_ERROR("Invalid GPNVM %d, max: %d, ignored",
- gpnvm,pPrivate->pChip->details.n_gpnvms);
+ gpnvm, pPrivate->pChip->details.n_gpnvms);
return ERROR_FAIL;
}
r = FLASHD_GetGPNVM(pPrivate, gpnvm, &v);
if (r != ERROR_OK) {
- LOG_DEBUG("Failed: %d",r);
+ LOG_DEBUG("Failed: %d", r);
return r;
}
r = EFC_PerformCommand(pPrivate, AT91C_EFC_FCMD_CFB, gpnvm, NULL);
- LOG_DEBUG("End: %d",r);
+ LOG_DEBUG("End: %d", r);
return r;
}
-
-
/**
* Sets the selected GPNVM bit.
* @param pPrivate info about the bank
* @param gpnvm GPNVM index.
*/
-static int
-FLASHD_SetGPNVM(struct sam3_bank_private *pPrivate, unsigned gpnvm)
+static int FLASHD_SetGPNVM(struct sam3_bank_private *pPrivate, unsigned gpnvm)
{
int r;
unsigned v;
@@ -1657,44 +1621,39 @@ FLASHD_SetGPNVM(struct sam3_bank_private *pPrivate, unsigned gpnvm)
if (gpnvm >= pPrivate->pChip->details.n_gpnvms) {
LOG_ERROR("Invalid GPNVM %d, max: %d, ignored",
- gpnvm,pPrivate->pChip->details.n_gpnvms);
+ gpnvm, pPrivate->pChip->details.n_gpnvms);
return ERROR_FAIL;
}
r = FLASHD_GetGPNVM(pPrivate, gpnvm, &v);
- if (r != ERROR_OK) {
+ if (r != ERROR_OK)
return r;
- }
if (v) {
- // already set
+ /* already set */
r = ERROR_OK;
} else {
- // set it
+ /* set it */
r = EFC_PerformCommand(pPrivate, AT91C_EFC_FCMD_SFB, gpnvm, NULL);
}
return r;
}
-
/**
* Returns a bit field (at most 64) of locked regions within a page.
* @param pPrivate info about the bank
* @param v where to store locked bits
*/
-static int
-FLASHD_GetLockBits(struct sam3_bank_private *pPrivate, uint32_t *v)
+static int FLASHD_GetLockBits(struct sam3_bank_private *pPrivate, uint32_t *v)
{
int r;
LOG_DEBUG("Here");
- r = EFC_PerformCommand(pPrivate, AT91C_EFC_FCMD_GLB, 0, NULL);
- if (r == ERROR_OK) {
+ r = EFC_PerformCommand(pPrivate, AT91C_EFC_FCMD_GLB, 0, NULL);
+ if (r == ERROR_OK)
r = EFC_GetResult(pPrivate, v);
- }
- LOG_DEBUG("End: %d",r);
+ LOG_DEBUG("End: %d", r);
return r;
}
-
/**
* Unlocks all the regions in the given address range.
* @param pPrivate info about the bank
@@ -1702,10 +1661,9 @@ FLASHD_GetLockBits(struct sam3_bank_private *pPrivate, uint32_t *v)
* @param end_sector last (inclusive) to unlock
*/
-static int
-FLASHD_Unlock(struct sam3_bank_private *pPrivate,
- unsigned start_sector,
- unsigned end_sector)
+static int FLASHD_Unlock(struct sam3_bank_private *pPrivate,
+ unsigned start_sector,
+ unsigned end_sector)
{
int r;
uint32_t status;
@@ -1714,31 +1672,28 @@ FLASHD_Unlock(struct sam3_bank_private *pPrivate,
pages_per_sector = pPrivate->sector_size / pPrivate->page_size;
- /* Unlock all pages */
- while (start_sector <= end_sector) {
+ /* Unlock all pages */
+ while (start_sector <= end_sector) {
pg = start_sector * pages_per_sector;
- r = EFC_PerformCommand(pPrivate, AT91C_EFC_FCMD_CLB, pg, &status);
- if (r != ERROR_OK) {
- return r;
- }
- start_sector++;
- }
+ r = EFC_PerformCommand(pPrivate, AT91C_EFC_FCMD_CLB, pg, &status);
+ if (r != ERROR_OK)
+ return r;
+ start_sector++;
+ }
- return ERROR_OK;
+ return ERROR_OK;
}
-
/**
* Locks regions
* @param pPrivate - info about the bank
* @param start_sector - first sector to lock
* @param end_sector - last sector (inclusive) to lock
*/
-static int
-FLASHD_Lock(struct sam3_bank_private *pPrivate,
- unsigned start_sector,
- unsigned end_sector)
+static int FLASHD_Lock(struct sam3_bank_private *pPrivate,
+ unsigned start_sector,
+ unsigned end_sector)
{
uint32_t status;
uint32_t pg;
@@ -1747,36 +1702,33 @@ FLASHD_Lock(struct sam3_bank_private *pPrivate,
pages_per_sector = pPrivate->sector_size / pPrivate->page_size;
- /* Lock all pages */
- while (start_sector <= end_sector) {
+ /* Lock all pages */
+ while (start_sector <= end_sector) {
pg = start_sector * pages_per_sector;
- r = EFC_PerformCommand(pPrivate, AT91C_EFC_FCMD_SLB, pg, &status);
- if (r != ERROR_OK) {
- return r;
- }
- start_sector++;
- }
- return ERROR_OK;
+ r = EFC_PerformCommand(pPrivate, AT91C_EFC_FCMD_SLB, pg, &status);
+ if (r != ERROR_OK)
+ return r;
+ start_sector++;
+ }
+ return ERROR_OK;
}
-
/****** END SAM3 CODE ********/
/* begin helpful debug code */
-// print the fieldname, the field value, in dec & hex, and return field value
-static uint32_t
-sam3_reg_fieldname(struct sam3_chip *pChip,
- const char *regname,
- uint32_t value,
- unsigned shift,
- unsigned width)
+/* print the fieldname, the field value, in dec & hex, and return field value */
+static uint32_t sam3_reg_fieldname(struct sam3_chip *pChip,
+ const char *regname,
+ uint32_t value,
+ unsigned shift,
+ unsigned width)
{
uint32_t v;
int hwidth, dwidth;
- // extract the field
+ /* extract the field */
v = value >> shift;
v = v & ((1 << width)-1);
if (width <= 16) {
@@ -1787,188 +1739,175 @@ sam3_reg_fieldname(struct sam3_chip *pChip,
dwidth = 12;
}
- // show the basics
+ /* show the basics */
LOG_USER_N("\t%*s: %*d [0x%0*x] ",
- REG_NAME_WIDTH, regname,
- dwidth, v,
- hwidth, v);
+ REG_NAME_WIDTH, regname,
+ dwidth, v,
+ hwidth, v);
return v;
}
-
static const char _unknown[] = "unknown";
-static const char * const eproc_names[] = {
- _unknown, // 0
- "arm946es", // 1
- "arm7tdmi", // 2
- "cortex-m3", // 3
- "arm920t", // 4
- "arm926ejs", // 5
- _unknown, // 6
- _unknown, // 7
- _unknown, // 8
- _unknown, // 9
- _unknown, // 10
- _unknown, // 11
- _unknown, // 12
- _unknown, // 13
- _unknown, // 14
- _unknown, // 15
+static const char *const eproc_names[] = {
+ _unknown, /* 0 */
+ "arm946es", /* 1 */
+ "arm7tdmi", /* 2 */
+ "cortex-m3", /* 3 */
+ "arm920t", /* 4 */
+ "arm926ejs", /* 5 */
+ _unknown, /* 6 */
+ _unknown, /* 7 */
+ _unknown, /* 8 */
+ _unknown, /* 9 */
+ _unknown, /* 10 */
+ _unknown, /* 11 */
+ _unknown, /* 12 */
+ _unknown, /* 13 */
+ _unknown, /* 14 */
+ _unknown, /* 15 */
};
-#define nvpsize2 nvpsize // these two tables are identical
-static const char * const nvpsize[] = {
- "none", // 0
- "8K bytes", // 1
- "16K bytes", // 2
- "32K bytes", // 3
- _unknown, // 4
- "64K bytes", // 5
- _unknown, // 6
- "128K bytes", // 7
- _unknown, // 8
- "256K bytes", // 9
- "512K bytes", // 10
- _unknown, // 11
- "1024K bytes", // 12
- _unknown, // 13
- "2048K bytes", // 14
- _unknown, // 15
+#define nvpsize2 nvpsize /* these two tables are identical */
+static const char *const nvpsize[] = {
+ "none", /* 0 */
+ "8K bytes", /* 1 */
+ "16K bytes", /* 2 */
+ "32K bytes", /* 3 */
+ _unknown, /* 4 */
+ "64K bytes", /* 5 */
+ _unknown, /* 6 */
+ "128K bytes", /* 7 */
+ _unknown, /* 8 */
+ "256K bytes", /* 9 */
+ "512K bytes", /* 10 */
+ _unknown, /* 11 */
+ "1024K bytes", /* 12 */
+ _unknown, /* 13 */
+ "2048K bytes", /* 14 */
+ _unknown, /* 15 */
};
-
-static const char * const sramsize[] = {
- "48K Bytes", // 0
- "1K Bytes", // 1
- "2K Bytes", // 2
- "6K Bytes", // 3
- "112K Bytes", // 4
- "4K Bytes", // 5
- "80K Bytes", // 6
- "160K Bytes", // 7
- "8K Bytes", // 8
- "16K Bytes", // 9
- "32K Bytes", // 10
- "64K Bytes", // 11
- "128K Bytes", // 12
- "256K Bytes", // 13
- "96K Bytes", // 14
- "512K Bytes", // 15
+static const char *const sramsize[] = {
+ "48K Bytes", /* 0 */
+ "1K Bytes", /* 1 */
+ "2K Bytes", /* 2 */
+ "6K Bytes", /* 3 */
+ "112K Bytes", /* 4 */
+ "4K Bytes", /* 5 */
+ "80K Bytes", /* 6 */
+ "160K Bytes", /* 7 */
+ "8K Bytes", /* 8 */
+ "16K Bytes", /* 9 */
+ "32K Bytes", /* 10 */
+ "64K Bytes", /* 11 */
+ "128K Bytes", /* 12 */
+ "256K Bytes", /* 13 */
+ "96K Bytes", /* 14 */
+ "512K Bytes", /* 15 */
};
static const struct archnames { unsigned value; const char *name; } archnames[] = {
- { 0x19, "AT91SAM9xx Series" },
- { 0x29, "AT91SAM9XExx Series" },
- { 0x34, "AT91x34 Series" },
- { 0x37, "CAP7 Series" },
- { 0x39, "CAP9 Series" },
- { 0x3B, "CAP11 Series" },
- { 0x40, "AT91x40 Series" },
- { 0x42, "AT91x42 Series" },
- { 0x55, "AT91x55 Series" },
- { 0x60, "AT91SAM7Axx Series" },
- { 0x61, "AT91SAM7AQxx Series" },
- { 0x63, "AT91x63 Series" },
- { 0x70, "AT91SAM7Sxx Series" },
- { 0x71, "AT91SAM7XCxx Series" },
- { 0x72, "AT91SAM7SExx Series" },
- { 0x73, "AT91SAM7Lxx Series" },
- { 0x75, "AT91SAM7Xxx Series" },
- { 0x76, "AT91SAM7SLxx Series" },
- { 0x80, "ATSAM3UxC Series (100-pin version)" },
- { 0x81, "ATSAM3UxE Series (144-pin version)" },
- { 0x83, "ATSAM3AxC Series (100-pin version)" },
- { 0x84, "ATSAM3XxC Series (100-pin version)" },
- { 0x85, "ATSAM3XxE Series (144-pin version)" },
- { 0x86, "ATSAM3XxG Series (208/217-pin version)" },
- { 0x88, "ATSAM3SxA Series (48-pin version)" },
- { 0x89, "ATSAM3SxB Series (64-pin version)" },
- { 0x8A, "ATSAM3SxC Series (100-pin version)" },
- { 0x92, "AT91x92 Series" },
- { 0xF0, "AT75Cxx Series" },
+ { 0x19, "AT91SAM9xx Series" },
+ { 0x29, "AT91SAM9XExx Series" },
+ { 0x34, "AT91x34 Series" },
+ { 0x37, "CAP7 Series" },
+ { 0x39, "CAP9 Series" },
+ { 0x3B, "CAP11 Series" },
+ { 0x40, "AT91x40 Series" },
+ { 0x42, "AT91x42 Series" },
+ { 0x55, "AT91x55 Series" },
+ { 0x60, "AT91SAM7Axx Series" },
+ { 0x61, "AT91SAM7AQxx Series" },
+ { 0x63, "AT91x63 Series" },
+ { 0x70, "AT91SAM7Sxx Series" },
+ { 0x71, "AT91SAM7XCxx Series" },
+ { 0x72, "AT91SAM7SExx Series" },
+ { 0x73, "AT91SAM7Lxx Series" },
+ { 0x75, "AT91SAM7Xxx Series" },
+ { 0x76, "AT91SAM7SLxx Series" },
+ { 0x80, "ATSAM3UxC Series (100-pin version)" },
+ { 0x81, "ATSAM3UxE Series (144-pin version)" },
+ { 0x83, "ATSAM3AxC Series (100-pin version)" },
+ { 0x84, "ATSAM3XxC Series (100-pin version)" },
+ { 0x85, "ATSAM3XxE Series (144-pin version)" },
+ { 0x86, "ATSAM3XxG Series (208/217-pin version)" },
+ { 0x88, "ATSAM3SxA Series (48-pin version)" },
+ { 0x89, "ATSAM3SxB Series (64-pin version)" },
+ { 0x8A, "ATSAM3SxC Series (100-pin version)" },
+ { 0x92, "AT91x92 Series" },
+ { 0xF0, "AT75Cxx Series" },
{ -1, NULL },
-
};
-static const char * const nvptype[] = {
- "rom", // 0
- "romless or onchip flash", // 1
- "embedded flash memory", // 2
- "rom(nvpsiz) + embedded flash (nvpsiz2)", //3
- "sram emulating flash", // 4
- _unknown, // 5
- _unknown, // 6
- _unknown, // 7
-
+static const char *const nvptype[] = {
+ "rom", /* 0 */
+ "romless or onchip flash", /* 1 */
+ "embedded flash memory",/* 2 */
+ "rom(nvpsiz) + embedded flash (nvpsiz2)", /* 3 */
+ "sram emulating flash", /* 4 */
+ _unknown, /* 5 */
+ _unknown, /* 6 */
+ _unknown, /* 7 */
};
static const char *_yes_or_no(uint32_t v)
{
- if (v) {
+ if (v)
return "YES";
- } else {
+ else
return "NO";
- }
}
-static const char * const _rc_freq[] = {
+static const char *const _rc_freq[] = {
"4 MHz", "8 MHz", "12 MHz", "reserved"
};
-static void
-sam3_explain_ckgr_mor(struct sam3_chip *pChip)
+static void sam3_explain_ckgr_mor(struct sam3_chip *pChip)
{
uint32_t v;
uint32_t rcen;
v = sam3_reg_fieldname(pChip, "MOSCXTEN", pChip->cfg.CKGR_MOR, 0, 1);
- LOG_USER("(main xtal enabled: %s)",
- _yes_or_no(v));
+ LOG_USER("(main xtal enabled: %s)", _yes_or_no(v));
v = sam3_reg_fieldname(pChip, "MOSCXTBY", pChip->cfg.CKGR_MOR, 1, 1);
- LOG_USER("(main osc bypass: %s)",
- _yes_or_no(v));
+ LOG_USER("(main osc bypass: %s)", _yes_or_no(v));
rcen = sam3_reg_fieldname(pChip, "MOSCRCEN", pChip->cfg.CKGR_MOR, 3, 1);
- LOG_USER("(onchip RC-OSC enabled: %s)",
- _yes_or_no(rcen));
+ LOG_USER("(onchip RC-OSC enabled: %s)", _yes_or_no(rcen));
v = sam3_reg_fieldname(pChip, "MOSCRCF", pChip->cfg.CKGR_MOR, 4, 3);
- LOG_USER("(onchip RC-OSC freq: %s)",
- _rc_freq[v]);
+ LOG_USER("(onchip RC-OSC freq: %s)", _rc_freq[v]);
pChip->cfg.rc_freq = 0;
if (rcen) {
switch (v) {
- default:
- pChip->cfg.rc_freq = 0;
- break;
- case 0:
- pChip->cfg.rc_freq = 4 * 1000 * 1000;
- break;
- case 1:
- pChip->cfg.rc_freq = 8 * 1000 * 1000;
- break;
- case 2:
- pChip->cfg.rc_freq = 12* 1000 * 1000;
- break;
+ default:
+ pChip->cfg.rc_freq = 0;
+ break;
+ case 0:
+ pChip->cfg.rc_freq = 4 * 1000 * 1000;
+ break;
+ case 1:
+ pChip->cfg.rc_freq = 8 * 1000 * 1000;
+ break;
+ case 2:
+ pChip->cfg.rc_freq = 12 * 1000 * 1000;
+ break;
}
}
- v = sam3_reg_fieldname(pChip,"MOSCXTST", pChip->cfg.CKGR_MOR, 8, 8);
+ v = sam3_reg_fieldname(pChip, "MOSCXTST", pChip->cfg.CKGR_MOR, 8, 8);
LOG_USER("(startup clks, time= %f uSecs)",
- ((float)(v * 1000000)) / ((float)(pChip->cfg.slow_freq)));
+ ((float)(v * 1000000)) / ((float)(pChip->cfg.slow_freq)));
v = sam3_reg_fieldname(pChip, "MOSCSEL", pChip->cfg.CKGR_MOR, 24, 1);
LOG_USER("(mainosc source: %s)",
- v ? "external xtal" : "internal RC");
+ v ? "external xtal" : "internal RC");
- v = sam3_reg_fieldname(pChip,"CFDEN", pChip->cfg.CKGR_MOR, 25, 1);
+ v = sam3_reg_fieldname(pChip, "CFDEN", pChip->cfg.CKGR_MOR, 25, 1);
LOG_USER("(clock failure enabled: %s)",
- _yes_or_no(v));
+ _yes_or_no(v));
}
-
-
-static void
-sam3_explain_chipid_cidr(struct sam3_chip *pChip)
+static void sam3_explain_chipid_cidr(struct sam3_chip *pChip)
{
int x;
uint32_t v;
@@ -1986,12 +1925,12 @@ sam3_explain_chipid_cidr(struct sam3_chip *pChip)
v = sam3_reg_fieldname(pChip, "NVPSIZE2", pChip->cfg.CHIPID_CIDR, 12, 4);
LOG_USER("%s", nvpsize2[v]);
- v = sam3_reg_fieldname(pChip, "SRAMSIZE", pChip->cfg.CHIPID_CIDR, 16,4);
- LOG_USER("%s", sramsize[ v ]);
+ v = sam3_reg_fieldname(pChip, "SRAMSIZE", pChip->cfg.CHIPID_CIDR, 16, 4);
+ LOG_USER("%s", sramsize[v]);
v = sam3_reg_fieldname(pChip, "ARCH", pChip->cfg.CHIPID_CIDR, 20, 8);
cp = _unknown;
- for (x = 0 ; archnames[x].name ; x++) {
+ for (x = 0; archnames[x].name; x++) {
if (v == archnames[x].value) {
cp = archnames[x].name;
break;
@@ -2001,18 +1940,16 @@ sam3_explain_chipid_cidr(struct sam3_chip *pChip)
LOG_USER("%s", cp);
v = sam3_reg_fieldname(pChip, "NVPTYP", pChip->cfg.CHIPID_CIDR, 28, 3);
- LOG_USER("%s", nvptype[ v ]);
+ LOG_USER("%s", nvptype[v]);
v = sam3_reg_fieldname(pChip, "EXTID", pChip->cfg.CHIPID_CIDR, 31, 1);
LOG_USER("(exists: %s)", _yes_or_no(v));
}
-static void
-sam3_explain_ckgr_mcfr(struct sam3_chip *pChip)
+static void sam3_explain_ckgr_mcfr(struct sam3_chip *pChip)
{
uint32_t v;
-
v = sam3_reg_fieldname(pChip, "MAINFRDY", pChip->cfg.CKGR_MCFR, 16, 1);
LOG_USER("(main ready: %s)", _yes_or_no(v));
@@ -2022,36 +1959,32 @@ sam3_explain_ckgr_mcfr(struct sam3_chip *pChip)
pChip->cfg.mainosc_freq = v;
LOG_USER("(%3.03f Mhz (%d.%03dkhz slowclk)",
- _tomhz(v),
- pChip->cfg.slow_freq / 1000,
- pChip->cfg.slow_freq % 1000);
-
+ _tomhz(v),
+ pChip->cfg.slow_freq / 1000,
+ pChip->cfg.slow_freq % 1000);
}
-static void
-sam3_explain_ckgr_plla(struct sam3_chip *pChip)
+static void sam3_explain_ckgr_plla(struct sam3_chip *pChip)
{
- uint32_t mula,diva;
+ uint32_t mula, diva;
diva = sam3_reg_fieldname(pChip, "DIVA", pChip->cfg.CKGR_PLLAR, 0, 8);
LOG_USER_N("\n");
mula = sam3_reg_fieldname(pChip, "MULA", pChip->cfg.CKGR_PLLAR, 16, 11);
LOG_USER_N("\n");
pChip->cfg.plla_freq = 0;
- if (mula == 0) {
+ if (mula == 0)
LOG_USER("\tPLLA Freq: (Disabled,mula = 0)");
- } else if (diva == 0) {
+ else if (diva == 0)
LOG_USER("\tPLLA Freq: (Disabled,diva = 0)");
- } else if (diva == 1) {
+ else if (diva == 1) {
pChip->cfg.plla_freq = (pChip->cfg.mainosc_freq * (mula + 1));
LOG_USER("\tPLLA Freq: %3.03f MHz",
- _tomhz(pChip->cfg.plla_freq));
+ _tomhz(pChip->cfg.plla_freq));
}
}
-
-static void
-sam3_explain_mckr(struct sam3_chip *pChip)
+static void sam3_explain_mckr(struct sam3_chip *pChip)
{
uint32_t css, pres, fin = 0;
int pdiv = 0;
@@ -2059,150 +1992,144 @@ sam3_explain_mckr(struct sam3_chip *pChip)
css = sam3_reg_fieldname(pChip, "CSS", pChip->cfg.PMC_MCKR, 0, 2);
switch (css & 3) {
- case 0:
- fin = pChip->cfg.slow_freq;
- cp = "slowclk";
- break;
- case 1:
- fin = pChip->cfg.mainosc_freq;
- cp = "mainosc";
- break;
- case 2:
- fin = pChip->cfg.plla_freq;
- cp = "plla";
- break;
- case 3:
- if (pChip->cfg.CKGR_UCKR & (1 << 16)) {
- fin = 480 * 1000 * 1000;
- cp = "upll";
- } else {
- fin = 0;
- cp = "upll (*ERROR* UPLL is disabled)";
- }
- break;
- default:
- assert(0);
- break;
+ case 0:
+ fin = pChip->cfg.slow_freq;
+ cp = "slowclk";
+ break;
+ case 1:
+ fin = pChip->cfg.mainosc_freq;
+ cp = "mainosc";
+ break;
+ case 2:
+ fin = pChip->cfg.plla_freq;
+ cp = "plla";
+ break;
+ case 3:
+ if (pChip->cfg.CKGR_UCKR & (1 << 16)) {
+ fin = 480 * 1000 * 1000;
+ cp = "upll";
+ } else {
+ fin = 0;
+ cp = "upll (*ERROR* UPLL is disabled)";
+ }
+ break;
+ default:
+ assert(0);
+ break;
}
LOG_USER("%s (%3.03f Mhz)",
- cp,
- _tomhz(fin));
+ cp,
+ _tomhz(fin));
pres = sam3_reg_fieldname(pChip, "PRES", pChip->cfg.PMC_MCKR, 4, 3);
switch (pres & 0x07) {
- case 0:
- pdiv = 1;
- cp = "selected clock";
- break;
- case 1:
- pdiv = 2;
- cp = "clock/2";
- break;
- case 2:
- pdiv = 4;
- cp = "clock/4";
- break;
- case 3:
- pdiv = 8;
- cp = "clock/8";
- break;
- case 4:
- pdiv = 16;
- cp = "clock/16";
- break;
- case 5:
- pdiv = 32;
- cp = "clock/32";
- break;
- case 6:
- pdiv = 64;
- cp = "clock/64";
- break;
- case 7:
- pdiv = 6;
- cp = "clock/6";
- break;
- default:
- assert(0);
- break;
+ case 0:
+ pdiv = 1;
+ cp = "selected clock";
+ break;
+ case 1:
+ pdiv = 2;
+ cp = "clock/2";
+ break;
+ case 2:
+ pdiv = 4;
+ cp = "clock/4";
+ break;
+ case 3:
+ pdiv = 8;
+ cp = "clock/8";
+ break;
+ case 4:
+ pdiv = 16;
+ cp = "clock/16";
+ break;
+ case 5:
+ pdiv = 32;
+ cp = "clock/32";
+ break;
+ case 6:
+ pdiv = 64;
+ cp = "clock/64";
+ break;
+ case 7:
+ pdiv = 6;
+ cp = "clock/6";
+ break;
+ default:
+ assert(0);
+ break;
}
LOG_USER("(%s)", cp);
fin = fin / pdiv;
- // sam3 has a *SINGLE* clock -
- // other at91 series parts have divisors for these.
+ /* sam3 has a *SINGLE* clock - */
+ /* other at91 series parts have divisors for these. */
pChip->cfg.cpu_freq = fin;
pChip->cfg.mclk_freq = fin;
pChip->cfg.fclk_freq = fin;
LOG_USER("\t\tResult CPU Freq: %3.03f",
- _tomhz(fin));
+ _tomhz(fin));
}
#if 0
-static struct sam3_chip *
-target2sam3(struct target *pTarget)
+static struct sam3_chip *target2sam3(struct target *pTarget)
{
struct sam3_chip *pChip;
- if (pTarget == NULL) {
+ if (pTarget == NULL)
return NULL;
- }
pChip = all_sam3_chips;
while (pChip) {
- if (pChip->target == pTarget) {
- break; // return below
- } else {
+ if (pChip->target == pTarget)
+ break; /* return below */
+ else
pChip = pChip->next;
- }
}
return pChip;
}
#endif
-static uint32_t *
-sam3_get_reg_ptr(struct sam3_cfg *pCfg, const struct sam3_reg_list *pList)
+static uint32_t *sam3_get_reg_ptr(struct sam3_cfg *pCfg, const struct sam3_reg_list *pList)
{
- // this function exists to help
- // keep funky offsetof() errors
- // and casting from causing bugs
+ /* this function exists to help */
+ /* keep funky offsetof() errors */
+ /* and casting from causing bugs */
- // By using prototypes - we can detect what would
- // be casting errors.
+ /* By using prototypes - we can detect what would */
+ /* be casting errors. */
- return ((uint32_t *)(void *)(((char *)(pCfg)) + pList->struct_offset));
+ return (uint32_t *)(void *)(((char *)(pCfg)) + pList->struct_offset);
}
-#define SAM3_ENTRY(NAME, FUNC) { .address = SAM3_ ## NAME, .struct_offset = offsetof(struct sam3_cfg, NAME), #NAME, FUNC }
+#define SAM3_ENTRY(NAME, FUNC) { .address = SAM3_ ## NAME, .struct_offset = offsetof( \
+ struct sam3_cfg, \
+ NAME), # NAME, FUNC }
static const struct sam3_reg_list sam3_all_regs[] = {
- SAM3_ENTRY(CKGR_MOR , sam3_explain_ckgr_mor),
- SAM3_ENTRY(CKGR_MCFR , sam3_explain_ckgr_mcfr),
- SAM3_ENTRY(CKGR_PLLAR , sam3_explain_ckgr_plla),
- SAM3_ENTRY(CKGR_UCKR , NULL),
- SAM3_ENTRY(PMC_FSMR , NULL),
- SAM3_ENTRY(PMC_FSPR , NULL),
- SAM3_ENTRY(PMC_IMR , NULL),
- SAM3_ENTRY(PMC_MCKR , sam3_explain_mckr),
- SAM3_ENTRY(PMC_PCK0 , NULL),
- SAM3_ENTRY(PMC_PCK1 , NULL),
- SAM3_ENTRY(PMC_PCK2 , NULL),
- SAM3_ENTRY(PMC_PCSR , NULL),
- SAM3_ENTRY(PMC_SCSR , NULL),
- SAM3_ENTRY(PMC_SR , NULL),
- SAM3_ENTRY(CHIPID_CIDR , sam3_explain_chipid_cidr),
- SAM3_ENTRY(CHIPID_EXID , NULL),
+ SAM3_ENTRY(CKGR_MOR, sam3_explain_ckgr_mor),
+ SAM3_ENTRY(CKGR_MCFR, sam3_explain_ckgr_mcfr),
+ SAM3_ENTRY(CKGR_PLLAR, sam3_explain_ckgr_plla),
+ SAM3_ENTRY(CKGR_UCKR, NULL),
+ SAM3_ENTRY(PMC_FSMR, NULL),
+ SAM3_ENTRY(PMC_FSPR, NULL),
+ SAM3_ENTRY(PMC_IMR, NULL),
+ SAM3_ENTRY(PMC_MCKR, sam3_explain_mckr),
+ SAM3_ENTRY(PMC_PCK0, NULL),
+ SAM3_ENTRY(PMC_PCK1, NULL),
+ SAM3_ENTRY(PMC_PCK2, NULL),
+ SAM3_ENTRY(PMC_PCSR, NULL),
+ SAM3_ENTRY(PMC_SCSR, NULL),
+ SAM3_ENTRY(PMC_SR, NULL),
+ SAM3_ENTRY(CHIPID_CIDR, sam3_explain_chipid_cidr),
+ SAM3_ENTRY(CHIPID_EXID, NULL),
SAM3_ENTRY(SUPC_CR, NULL),
- // TERMINATE THE LIST
+ /* TERMINATE THE LIST */
{ .name = NULL }
};
#undef SAM3_ENTRY
-
-
-
-static struct sam3_bank_private *
-get_sam3_bank_private(struct flash_bank *bank)
+static struct sam3_bank_private *get_sam3_bank_private(struct flash_bank *bank)
{
return (struct sam3_bank_private *)(bank->driver_priv);
}
@@ -2211,8 +2138,7 @@ get_sam3_bank_private(struct flash_bank *bank)
* Given a pointer to where it goes in the structure,
* determine the register name, address from the all registers table.
*/
-static const struct sam3_reg_list *
-sam3_GetReg(struct sam3_chip *pChip, uint32_t *goes_here)
+static const struct sam3_reg_list *sam3_GetReg(struct sam3_chip *pChip, uint32_t *goes_here)
{
const struct sam3_reg_list *pReg;
@@ -2220,49 +2146,43 @@ sam3_GetReg(struct sam3_chip *pChip, uint32_t *goes_here)
while (pReg->name) {
uint32_t *pPossible;
- // calculate where this one go..
- // it is "possibly" this register.
+ /* calculate where this one go.. */
+ /* it is "possibly" this register. */
pPossible = ((uint32_t *)(void *)(((char *)(&(pChip->cfg))) + pReg->struct_offset));
- // well? Is it this register
+ /* well? Is it this register */
if (pPossible == goes_here) {
- // Jump for joy!
+ /* Jump for joy! */
return pReg;
}
- // next...
+ /* next... */
pReg++;
}
- // This is *TOTAL*PANIC* - we are totally screwed.
+ /* This is *TOTAL*PANIC* - we are totally screwed. */
LOG_ERROR("INVALID SAM3 REGISTER");
return NULL;
}
-
-static int
-sam3_ReadThisReg(struct sam3_chip *pChip, uint32_t *goes_here)
+static int sam3_ReadThisReg(struct sam3_chip *pChip, uint32_t *goes_here)
{
const struct sam3_reg_list *pReg;
int r;
pReg = sam3_GetReg(pChip, goes_here);
- if (!pReg) {
+ if (!pReg)
return ERROR_FAIL;
- }
r = target_read_u32(pChip->target, pReg->address, goes_here);
if (r != ERROR_OK) {
LOG_ERROR("Cannot read SAM3 register: %s @ 0x%08x, Err: %d",
- pReg->name, (unsigned)(pReg->address), r);
+ pReg->name, (unsigned)(pReg->address), r);
}
return r;
}
-
-
-static int
-sam3_ReadAllRegs(struct sam3_chip *pChip)
+static int sam3_ReadAllRegs(struct sam3_chip *pChip)
{
int r;
const struct sam3_reg_list *pReg;
@@ -2270,10 +2190,10 @@ sam3_ReadAllRegs(struct sam3_chip *pChip)
pReg = &(sam3_all_regs[0]);
while (pReg->name) {
r = sam3_ReadThisReg(pChip,
- sam3_get_reg_ptr(&(pChip->cfg), pReg));
+ sam3_get_reg_ptr(&(pChip->cfg), pReg));
if (r != ERROR_OK) {
LOG_ERROR("Cannot read SAM3 registere: %s @ 0x%08x, Error: %d",
- pReg->name, ((unsigned)(pReg->address)), r);
+ pReg->name, ((unsigned)(pReg->address)), r);
return r;
}
@@ -2283,26 +2203,23 @@ sam3_ReadAllRegs(struct sam3_chip *pChip)
return ERROR_OK;
}
-
-static int
-sam3_GetInfo(struct sam3_chip *pChip)
+static int sam3_GetInfo(struct sam3_chip *pChip)
{
const struct sam3_reg_list *pReg;
uint32_t regval;
pReg = &(sam3_all_regs[0]);
while (pReg->name) {
- // display all regs
+ /* display all regs */
LOG_DEBUG("Start: %s", pReg->name);
regval = *sam3_get_reg_ptr(&(pChip->cfg), pReg);
LOG_USER("%*s: [0x%08x] -> 0x%08x",
- REG_NAME_WIDTH,
- pReg->name,
- pReg->address,
- regval);
- if (pReg->explain_func) {
+ REG_NAME_WIDTH,
+ pReg->name,
+ pReg->address,
+ regval);
+ if (pReg->explain_func)
(*(pReg->explain_func))(pChip);
- }
LOG_DEBUG("End: %s", pReg->name);
pReg++;
}
@@ -2312,20 +2229,16 @@ sam3_GetInfo(struct sam3_chip *pChip)
LOG_USER(" cpu-freq: %3.03f MHz", _tomhz(pChip->cfg.cpu_freq));
LOG_USER("mclk-freq: %3.03f MHz", _tomhz(pChip->cfg.mclk_freq));
-
LOG_USER(" UniqueId: 0x%08x 0x%08x 0x%08x 0x%08x",
- pChip->cfg.unique_id[0],
- pChip->cfg.unique_id[1],
- pChip->cfg.unique_id[2],
- pChip->cfg.unique_id[3]);
-
+ pChip->cfg.unique_id[0],
+ pChip->cfg.unique_id[1],
+ pChip->cfg.unique_id[2],
+ pChip->cfg.unique_id[3]);
return ERROR_OK;
}
-
-static int
-sam3_erase_check(struct flash_bank *bank)
+static int sam3_erase_check(struct flash_bank *bank)
{
int x;
@@ -2340,19 +2253,17 @@ sam3_erase_check(struct flash_bank *bank)
}
LOG_INFO("sam3 - supports auto-erase, erase_check ignored");
- for (x = 0 ; x < bank->num_sectors ; x++) {
+ for (x = 0; x < bank->num_sectors; x++)
bank->sectors[x].is_erased = 1;
- }
LOG_DEBUG("Done");
return ERROR_OK;
}
-static int
-sam3_protect_check(struct flash_bank *bank)
+static int sam3_protect_check(struct flash_bank *bank)
{
int r;
- uint32_t v=0;
+ uint32_t v = 0;
unsigned x;
struct sam3_bank_private *pPrivate;
@@ -2367,19 +2278,17 @@ sam3_protect_check(struct flash_bank *bank)
LOG_ERROR("no private for this bank?");
return ERROR_FAIL;
}
- if (!(pPrivate->probed)) {
+ if (!(pPrivate->probed))
return ERROR_FLASH_BANK_NOT_PROBED;
- }
- r = FLASHD_GetLockBits(pPrivate , &v);
+ r = FLASHD_GetLockBits(pPrivate, &v);
if (r != ERROR_OK) {
- LOG_DEBUG("Failed: %d",r);
+ LOG_DEBUG("Failed: %d", r);
return r;
}
- for (x = 0 ; x < pPrivate->nsectors ; x++) {
+ for (x = 0; x < pPrivate->nsectors; x++)
bank->sectors[x].is_protected = (!!(v & (1 << x)));
- }
LOG_DEBUG("Done");
return ERROR_OK;
}
@@ -2390,73 +2299,71 @@ FLASH_BANK_COMMAND_HANDLER(sam3_flash_bank_command)
pChip = all_sam3_chips;
- // is this an existing chip?
+ /* is this an existing chip? */
while (pChip) {
- if (pChip->target == bank->target) {
+ if (pChip->target == bank->target)
break;
- }
pChip = pChip->next;
}
if (!pChip) {
- // this is a *NEW* chip
+ /* this is a *NEW* chip */
pChip = calloc(1, sizeof(struct sam3_chip));
if (!pChip) {
LOG_ERROR("NO RAM!");
return ERROR_FAIL;
}
pChip->target = bank->target;
- // insert at head
+ /* insert at head */
pChip->next = all_sam3_chips;
all_sam3_chips = pChip;
pChip->target = bank->target;
- // assumption is this runs at 32khz
+ /* assumption is this runs at 32khz */
pChip->cfg.slow_freq = 32768;
pChip->probed = 0;
}
switch (bank->base) {
- default:
- LOG_ERROR("Address 0x%08x invalid bank address (try 0x%08x or 0x%08x \
- [at91sam3u series] or 0x%08x [at91sam3s series] or \
- 0x%08x [at91sam3n series])",
- ((unsigned int)(bank->base)),
- ((unsigned int)(FLASH_BANK0_BASE_U)),
- ((unsigned int)(FLASH_BANK1_BASE_U)),
- ((unsigned int)(FLASH_BANK_BASE_S)),
- ((unsigned int)(FLASH_BANK_BASE_N)));
- return ERROR_FAIL;
- break;
-
- // at91sam3u series
- case FLASH_BANK0_BASE_U:
- bank->driver_priv = &(pChip->details.bank[0]);
- bank->bank_number = 0;
- pChip->details.bank[0].pChip = pChip;
- pChip->details.bank[0].pBank = bank;
- break;
- case FLASH_BANK1_BASE_U:
- bank->driver_priv = &(pChip->details.bank[1]);
- bank->bank_number = 1;
- pChip->details.bank[1].pChip = pChip;
- pChip->details.bank[1].pBank = bank;
- break;
-
- /* at91sam3s and at91sam3n series */
- case FLASH_BANK_BASE_S:
- bank->driver_priv = &(pChip->details.bank[0]);
- bank->bank_number = 0;
- pChip->details.bank[0].pChip = pChip;
- pChip->details.bank[0].pBank = bank;
- break;
- }
-
- // we initialize after probing.
+ default:
+ LOG_ERROR("Address 0x%08x invalid bank address (try 0x%08x or 0x%08x "
+ "[at91sam3u series] or 0x%08x [at91sam3s series] or "
+ "0x%08x [at91sam3n series])",
+ ((unsigned int)(bank->base)),
+ ((unsigned int)(FLASH_BANK0_BASE_U)),
+ ((unsigned int)(FLASH_BANK1_BASE_U)),
+ ((unsigned int)(FLASH_BANK_BASE_S)),
+ ((unsigned int)(FLASH_BANK_BASE_N)));
+ return ERROR_FAIL;
+ break;
+
+ /* at91sam3u series */
+ case FLASH_BANK0_BASE_U:
+ bank->driver_priv = &(pChip->details.bank[0]);
+ bank->bank_number = 0;
+ pChip->details.bank[0].pChip = pChip;
+ pChip->details.bank[0].pBank = bank;
+ break;
+ case FLASH_BANK1_BASE_U:
+ bank->driver_priv = &(pChip->details.bank[1]);
+ bank->bank_number = 1;
+ pChip->details.bank[1].pChip = pChip;
+ pChip->details.bank[1].pBank = bank;
+ break;
+
+ /* at91sam3s and at91sam3n series */
+ case FLASH_BANK_BASE_S:
+ bank->driver_priv = &(pChip->details.bank[0]);
+ bank->bank_number = 0;
+ pChip->details.bank[0].pChip = pChip;
+ pChip->details.bank[0].pBank = bank;
+ break;
+ }
+
+ /* we initialize after probing. */
return ERROR_OK;
}
-static int
-sam3_GetDetails(struct sam3_bank_private *pPrivate)
+static int sam3_GetDetails(struct sam3_bank_private *pPrivate)
{
const struct sam3_chip_details *pDetails;
struct sam3_chip *pChip;
@@ -2466,61 +2373,56 @@ sam3_GetDetails(struct sam3_bank_private *pPrivate)
LOG_DEBUG("Begin");
pDetails = all_sam3_details;
while (pDetails->name) {
- // Compare cidr without version bits
- if (pDetails->chipid_cidr == (pPrivate->pChip->cfg.CHIPID_CIDR & 0xFFFFFFE0)) {
+ /* Compare cidr without version bits */
+ if (pDetails->chipid_cidr == (pPrivate->pChip->cfg.CHIPID_CIDR & 0xFFFFFFE0))
break;
- } else {
+ else
pDetails++;
- }
}
if (pDetails->name == NULL) {
LOG_ERROR("SAM3 ChipID 0x%08x not found in table (perhaps you can this chip?)",
- (unsigned int)(pPrivate->pChip->cfg.CHIPID_CIDR));
- // Help the victim, print details about the chip
+ (unsigned int)(pPrivate->pChip->cfg.CHIPID_CIDR));
+ /* Help the victim, print details about the chip */
LOG_INFO("SAM3 CHIPID_CIDR: 0x%08x decodes as follows",
- pPrivate->pChip->cfg.CHIPID_CIDR);
+ pPrivate->pChip->cfg.CHIPID_CIDR);
sam3_explain_chipid_cidr(pPrivate->pChip);
return ERROR_FAIL;
}
- // DANGER: THERE ARE DRAGONS HERE
+ /* DANGER: THERE ARE DRAGONS HERE */
- // get our pChip - it is going
- // to be over-written shortly
+ /* get our pChip - it is going */
+ /* to be over-written shortly */
pChip = pPrivate->pChip;
- // Note that, in reality:
- //
- // pPrivate = &(pChip->details.bank[0])
- // or pPrivate = &(pChip->details.bank[1])
- //
+ /* Note that, in reality: */
+ /* */
+ /* pPrivate = &(pChip->details.bank[0]) */
+ /* or pPrivate = &(pChip->details.bank[1]) */
+ /* */
- // save the "bank" pointers
- for (x = 0 ; x < SAM3_MAX_FLASH_BANKS ; x++) {
- saved_banks[ x ] = pChip->details.bank[x].pBank;
- }
+ /* save the "bank" pointers */
+ for (x = 0; x < SAM3_MAX_FLASH_BANKS; x++)
+ saved_banks[x] = pChip->details.bank[x].pBank;
- // Overwrite the "details" structure.
+ /* Overwrite the "details" structure. */
memcpy(&(pPrivate->pChip->details),
- pDetails,
- sizeof(pPrivate->pChip->details));
+ pDetails,
+ sizeof(pPrivate->pChip->details));
- // now fix the ghosted pointers
- for (x = 0 ; x < SAM3_MAX_FLASH_BANKS ; x++) {
+ /* now fix the ghosted pointers */
+ for (x = 0; x < SAM3_MAX_FLASH_BANKS; x++) {
pChip->details.bank[x].pChip = pChip;
pChip->details.bank[x].pBank = saved_banks[x];
}
- // update the *BANK*SIZE*
+ /* update the *BANK*SIZE* */
LOG_DEBUG("End");
return ERROR_OK;
}
-
-
-static int
-_sam3_probe(struct flash_bank *bank, int noise)
+static int _sam3_probe(struct flash_bank *bank, int noise)
{
unsigned x;
int r;
@@ -2528,8 +2430,7 @@ _sam3_probe(struct flash_bank *bank, int noise)
LOG_DEBUG("Begin: Bank: %d, Noise: %d", bank->bank_number, noise);
- if (bank->target->state != TARGET_HALTED)
- {
+ if (bank->target->state != TARGET_HALTED) {
LOG_ERROR("Target not halted");
return ERROR_TARGET_NOT_HALTED;
}
@@ -2541,42 +2442,38 @@ _sam3_probe(struct flash_bank *bank, int noise)
}
r = sam3_ReadAllRegs(pPrivate->pChip);
- if (r != ERROR_OK) {
+ if (r != ERROR_OK)
return r;
- }
-
LOG_DEBUG("Here");
- if (pPrivate->pChip->probed) {
+ if (pPrivate->pChip->probed)
r = sam3_GetInfo(pPrivate->pChip);
- } else {
+ else
r = sam3_GetDetails(pPrivate);
- }
- if (r != ERROR_OK) {
+ if (r != ERROR_OK)
return r;
- }
- // update the flash bank size
- for (x = 0 ; x < SAM3_MAX_FLASH_BANKS ; x++) {
+ /* update the flash bank size */
+ for (x = 0; x < SAM3_MAX_FLASH_BANKS; x++) {
if (bank->base == pPrivate->pChip->details.bank[x].base_address) {
- bank->size = pPrivate->pChip->details.bank[x].size_bytes;
+ bank->size = pPrivate->pChip->details.bank[x].size_bytes;
break;
}
}
if (bank->sectors == NULL) {
- bank->sectors = calloc(pPrivate->nsectors, (sizeof((bank->sectors)[0])));
+ bank->sectors = calloc(pPrivate->nsectors, (sizeof((bank->sectors)[0])));
if (bank->sectors == NULL) {
LOG_ERROR("No memory!");
return ERROR_FAIL;
}
bank->num_sectors = pPrivate->nsectors;
- for (x = 0 ; ((int)(x)) < bank->num_sectors ; x++) {
- bank->sectors[x].size = pPrivate->sector_size;
- bank->sectors[x].offset = x * (pPrivate->sector_size);
- // mark as unknown
- bank->sectors[x].is_erased = -1;
+ for (x = 0; ((int)(x)) < bank->num_sectors; x++) {
+ bank->sectors[x].size = pPrivate->sector_size;
+ bank->sectors[x].offset = x * (pPrivate->sector_size);
+ /* mark as unknown */
+ bank->sectors[x].is_erased = -1;
bank->sectors[x].is_protected = -1;
}
}
@@ -2584,37 +2481,31 @@ _sam3_probe(struct flash_bank *bank, int noise)
pPrivate->probed = 1;
r = sam3_protect_check(bank);
- if (r != ERROR_OK) {
+ if (r != ERROR_OK)
return r;
- }
LOG_DEBUG("Bank = %d, nbanks = %d",
- pPrivate->bank_number , pPrivate->pChip->details.n_banks);
+ pPrivate->bank_number, pPrivate->pChip->details.n_banks);
if ((pPrivate->bank_number + 1) == pPrivate->pChip->details.n_banks) {
- // read unique id,
- // it appears to be associated with the *last* flash bank.
+ /* read unique id, */
+ /* it appears to be associated with the *last* flash bank. */
FLASHD_ReadUniqueID(pPrivate);
}
return r;
}
-static int
-sam3_probe(struct flash_bank *bank)
+static int sam3_probe(struct flash_bank *bank)
{
return _sam3_probe(bank, 1);
}
-static int
-sam3_auto_probe(struct flash_bank *bank)
+static int sam3_auto_probe(struct flash_bank *bank)
{
return _sam3_probe(bank, 0);
}
-
-
-static int
-sam3_erase(struct flash_bank *bank, int first, int last)
+static int sam3_erase(struct flash_bank *bank, int first, int last)
{
struct sam3_bank_private *pPrivate;
int r;
@@ -2627,17 +2518,16 @@ sam3_erase(struct flash_bank *bank, int first, int last)
r = sam3_auto_probe(bank);
if (r != ERROR_OK) {
- LOG_DEBUG("Here,r=%d",r);
+ LOG_DEBUG("Here,r=%d", r);
return r;
}
pPrivate = get_sam3_bank_private(bank);
- if (!(pPrivate->probed)) {
+ if (!(pPrivate->probed))
return ERROR_FLASH_BANK_NOT_PROBED;
- }
- if ((first == 0) && ((last + 1)== ((int)(pPrivate->nsectors)))) {
- // whole chip
+ if ((first == 0) && ((last + 1) == ((int)(pPrivate->nsectors)))) {
+ /* whole chip */
LOG_DEBUG("Here");
return FLASHD_EraseEntireBank(pPrivate);
}
@@ -2645,8 +2535,7 @@ sam3_erase(struct flash_bank *bank, int first, int last)
return ERROR_OK;
}
-static int
-sam3_protect(struct flash_bank *bank, int set, int first, int last)
+static int sam3_protect(struct flash_bank *bank, int set, int first, int last)
{
struct sam3_bank_private *pPrivate;
int r;
@@ -2658,35 +2547,30 @@ sam3_protect(struct flash_bank *bank, int set, int first, int last)
}
pPrivate = get_sam3_bank_private(bank);
- if (!(pPrivate->probed)) {
+ if (!(pPrivate->probed))
return ERROR_FLASH_BANK_NOT_PROBED;
- }
- if (set) {
+ if (set)
r = FLASHD_Lock(pPrivate, (unsigned)(first), (unsigned)(last));
- } else {
+ else
r = FLASHD_Unlock(pPrivate, (unsigned)(first), (unsigned)(last));
- }
- LOG_DEBUG("End: r=%d",r);
+ LOG_DEBUG("End: r=%d", r);
return r;
}
-
-static int
-sam3_info(struct flash_bank *bank, char *buf, int buf_size)
+static int sam3_info(struct flash_bank *bank, char *buf, int buf_size)
{
if (bank->target->state != TARGET_HALTED) {
LOG_ERROR("Target not halted");
return ERROR_TARGET_NOT_HALTED;
}
- buf[ 0 ] = 0;
+ buf[0] = 0;
return ERROR_OK;
}
-static int
-sam3_page_read(struct sam3_bank_private *pPrivate, unsigned pagenum, uint8_t *buf)
+static int sam3_page_read(struct sam3_bank_private *pPrivate, unsigned pagenum, uint8_t *buf)
{
uint32_t adr;
int r;
@@ -2695,112 +2579,108 @@ sam3_page_read(struct sam3_bank_private *pPrivate, unsigned pagenum, uint8_t *bu
adr += adr + pPrivate->base_address;
r = target_read_memory(pPrivate->pChip->target,
- adr,
- 4, /* THIS*MUST*BE* in 32bit values */
- pPrivate->page_size / 4,
- buf);
- if (r != ERROR_OK) {
- LOG_ERROR("SAM3: Flash program failed to read page phys address: 0x%08x", (unsigned int)(adr));
- }
+ adr,
+ 4, /* THIS*MUST*BE* in 32bit values */
+ pPrivate->page_size / 4,
+ buf);
+ if (r != ERROR_OK)
+ LOG_ERROR("SAM3: Flash program failed to read page phys address: 0x%08x",
+ (unsigned int)(adr));
return r;
}
-// The code below is basically this:
-// compiled with
-// arm-none-eabi-gcc -mthumb -mcpu = cortex-m3 -O9 -S ./foobar.c -o foobar.s
-//
-// Only the *CPU* can write to the flash buffer.
-// the DAP cannot... so - we download this 28byte thing
-// Run the algorithm - (below)
-// to program the device
-//
-// ========================================
-// #include <stdint.h>
-//
-// struct foo {
-// uint32_t *dst;
-// const uint32_t *src;
-// int n;
-// volatile uint32_t *base;
-// uint32_t cmd;
-// };
-//
-//
-// uint32_t sam3_function(struct foo *p)
-// {
-// volatile uint32_t *v;
-// uint32_t *d;
-// const uint32_t *s;
-// int n;
-// uint32_t r;
-//
-// d = p->dst;
-// s = p->src;
-// n = p->n;
-//
-// do {
-// *d++ = *s++;
-// } while (--n)
-// ;
-//
-// v = p->base;
-//
-// v[ 1 ] = p->cmd;
-// do {
-// r = v[8/4];
-// } while (!(r&1))
-// ;
-// return r;
-// }
-// ========================================
-
-
+/* The code below is basically this: */
+/* compiled with */
+/* arm-none-eabi-gcc -mthumb -mcpu = cortex-m3 -O9 -S ./foobar.c -o foobar.s */
+/* */
+/* Only the *CPU* can write to the flash buffer. */
+/* the DAP cannot... so - we download this 28byte thing */
+/* Run the algorithm - (below) */
+/* to program the device */
+/* */
+/* ======================================== */
+/* #include <stdint.h> */
+/* */
+/* struct foo { */
+/* uint32_t *dst; */
+/* const uint32_t *src; */
+/* int n; */
+/* volatile uint32_t *base; */
+/* uint32_t cmd; */
+/* }; */
+/* */
+/* */
+/* uint32_t sam3_function(struct foo *p) */
+/* { */
+/* volatile uint32_t *v; */
+/* uint32_t *d; */
+/* const uint32_t *s; */
+/* int n; */
+/* uint32_t r; */
+/* */
+/* d = p->dst; */
+/* s = p->src; */
+/* n = p->n; */
+/* */
+/* do { */
+/* *d++ = *s++; */
+/* } while (--n) */
+/* ; */
+/* */
+/* v = p->base; */
+/* */
+/* v[ 1 ] = p->cmd; */
+/* do { */
+/* r = v[8/4]; */
+/* } while (!(r&1)) */
+/* ; */
+/* return r; */
+/* } */
+/* ======================================== */
static const uint8_t
-sam3_page_write_opcodes[] = {
- // 24 0000 0446 mov r4, r0
- 0x04,0x46,
- // 25 0002 6168 ldr r1, [r4, #4]
- 0x61,0x68,
- // 26 0004 0068 ldr r0, [r0, #0]
- 0x00,0x68,
- // 27 0006 A268 ldr r2, [r4, #8]
- 0xa2,0x68,
- // 28 @ lr needed for prologue
- // 29 .L2:
- // 30 0008 51F8043B ldr r3, [r1], #4
- 0x51,0xf8,0x04,0x3b,
- // 31 000c 12F1FF32 adds r2, r2, #-1
- 0x12,0xf1,0xff,0x32,
- // 32 0010 40F8043B str r3, [r0], #4
- 0x40,0xf8,0x04,0x3b,
- // 33 0014 F8D1 bne .L2
- 0xf8,0xd1,
- // 34 0016 E268 ldr r2, [r4, #12]
- 0xe2,0x68,
- // 35 0018 2369 ldr r3, [r4, #16]
- 0x23,0x69,
- // 36 001a 5360 str r3, [r2, #4]
- 0x53,0x60,
- // 37 001c 0832 adds r2, r2, #8
- 0x08,0x32,
- // 38 .L4:
- // 39 001e 1068 ldr r0, [r2, #0]
- 0x10,0x68,
- // 40 0020 10F0010F tst r0, #1
- 0x10,0xf0,0x01,0x0f,
- // 41 0024 FBD0 beq .L4
- 0xfb,0xd0,
- 0x00,0xBE /* bkpt #0 */
+ sam3_page_write_opcodes[] = {
+ /* 24 0000 0446 mov r4, r0 */
+ 0x04, 0x46,
+ /* 25 0002 6168 ldr r1, [r4, #4] */
+ 0x61, 0x68,
+ /* 26 0004 0068 ldr r0, [r0, #0] */
+ 0x00, 0x68,
+ /* 27 0006 A268 ldr r2, [r4, #8] */
+ 0xa2, 0x68,
+ /* 28 @ lr needed for prologue */
+ /* 29 .L2: */
+ /* 30 0008 51F8043B ldr r3, [r1], #4 */
+ 0x51, 0xf8, 0x04, 0x3b,
+ /* 31 000c 12F1FF32 adds r2, r2, #-1 */
+ 0x12, 0xf1, 0xff, 0x32,
+ /* 32 0010 40F8043B str r3, [r0], #4 */
+ 0x40, 0xf8, 0x04, 0x3b,
+ /* 33 0014 F8D1 bne .L2 */
+ 0xf8, 0xd1,
+ /* 34 0016 E268 ldr r2, [r4, #12] */
+ 0xe2, 0x68,
+ /* 35 0018 2369 ldr r3, [r4, #16] */
+ 0x23, 0x69,
+ /* 36 001a 5360 str r3, [r2, #4] */
+ 0x53, 0x60,
+ /* 37 001c 0832 adds r2, r2, #8 */
+ 0x08, 0x32,
+ /* 38 .L4: */
+ /* 39 001e 1068 ldr r0, [r2, #0] */
+ 0x10, 0x68,
+ /* 40 0020 10F0010F tst r0, #1 */
+ 0x10, 0xf0, 0x01, 0x0f,
+ /* 41 0024 FBD0 beq .L4 */
+ 0xfb, 0xd0,
+ 0x00, 0xBE /* bkpt #0 */
};
-
-static int
-sam3_page_write(struct sam3_bank_private *pPrivate, unsigned pagenum, uint8_t *buf)
+static int sam3_page_write(struct sam3_bank_private *pPrivate, unsigned pagenum, uint8_t *buf)
{
uint32_t adr;
uint32_t status;
- uint32_t fmr; /* EEFC Flash Mode Register */
+ uint32_t fmr; /* EEFC Flash Mode Register */
int r;
adr = pagenum * pPrivate->page_size;
@@ -2824,24 +2704,25 @@ sam3_page_write(struct sam3_bank_private *pPrivate, unsigned pagenum, uint8_t *b
LOG_DEBUG("Wr Page %u @ phys address: 0x%08x", pagenum, (unsigned int)(adr));
r = target_write_memory(pPrivate->pChip->target,
- adr,
- 4, /* THIS*MUST*BE* in 32bit values */
- pPrivate->page_size / 4,
- buf);
+ adr,
+ 4, /* THIS*MUST*BE* in 32bit values */
+ pPrivate->page_size / 4,
+ buf);
if (r != ERROR_OK) {
- LOG_ERROR("SAM3: Failed to write (buffer) page at phys address 0x%08x", (unsigned int)(adr));
+ LOG_ERROR("SAM3: Failed to write (buffer) page at phys address 0x%08x",
+ (unsigned int)(adr));
return r;
}
r = EFC_PerformCommand(pPrivate,
- // send Erase & Write Page
- AT91C_EFC_FCMD_EWP,
- pagenum,
- &status);
+ /* send Erase & Write Page */
+ AT91C_EFC_FCMD_EWP,
+ pagenum,
+ &status);
- if (r != ERROR_OK) {
- LOG_ERROR("SAM3: Error performing Erase & Write page @ phys address 0x%08x", (unsigned int)(adr));
- }
+ if (r != ERROR_OK)
+ LOG_ERROR("SAM3: Error performing Erase & Write page @ phys address 0x%08x",
+ (unsigned int)(adr));
if (status & (1 << 2)) {
LOG_ERROR("SAM3: Page @ Phys address 0x%08x is locked", (unsigned int)(adr));
return ERROR_FAIL;
@@ -2853,15 +2734,10 @@ sam3_page_write(struct sam3_bank_private *pPrivate, unsigned pagenum, uint8_t *b
return ERROR_OK;
}
-
-
-
-
-static int
-sam3_write(struct flash_bank *bank,
- uint8_t *buffer,
- uint32_t offset,
- uint32_t count)
+static int sam3_write(struct flash_bank *bank,
+ uint8_t *buffer,
+ uint32_t offset,
+ uint32_t count)
{
int n;
unsigned page_cur;
@@ -2871,10 +2747,10 @@ sam3_write(struct flash_bank *bank,
struct sam3_bank_private *pPrivate;
uint8_t *pagebuffer;
- // incase we bail further below, set this to null
+ /* incase we bail further below, set this to null */
pagebuffer = NULL;
- // ignore dumb requests
+ /* ignore dumb requests */
if (count == 0) {
r = ERROR_OK;
goto done;
@@ -2892,79 +2768,74 @@ sam3_write(struct flash_bank *bank,
goto done;
}
-
if ((offset + count) > pPrivate->size_bytes) {
LOG_ERROR("Flash write error - past end of bank");
LOG_ERROR(" offset: 0x%08x, count 0x%08x, BankEnd: 0x%08x",
- (unsigned int)(offset),
- (unsigned int)(count),
- (unsigned int)(pPrivate->size_bytes));
+ (unsigned int)(offset),
+ (unsigned int)(count),
+ (unsigned int)(pPrivate->size_bytes));
r = ERROR_FAIL;
goto done;
}
pagebuffer = malloc(pPrivate->page_size);
- if( !pagebuffer ){
+ if (!pagebuffer) {
LOG_ERROR("No memory for %d Byte page buffer", (int)(pPrivate->page_size));
r = ERROR_FAIL;
goto done;
}
- // what page do we start & end in?
+ /* what page do we start & end in? */
page_cur = offset / pPrivate->page_size;
page_end = (offset + count - 1) / pPrivate->page_size;
LOG_DEBUG("Offset: 0x%08x, Count: 0x%08x", (unsigned int)(offset), (unsigned int)(count));
LOG_DEBUG("Page start: %d, Page End: %d", (int)(page_cur), (int)(page_end));
- // Special case: all one page
- //
- // Otherwise:
- // (1) non-aligned start
- // (2) body pages
- // (3) non-aligned end.
+ /* Special case: all one page */
+ /* */
+ /* Otherwise: */
+ /* (1) non-aligned start */
+ /* (2) body pages */
+ /* (3) non-aligned end. */
- // Handle special case - all one page.
+ /* Handle special case - all one page. */
if (page_cur == page_end) {
LOG_DEBUG("Special case, all in one page");
r = sam3_page_read(pPrivate, page_cur, pagebuffer);
- if (r != ERROR_OK) {
+ if (r != ERROR_OK)
goto done;
- }
page_offset = (offset & (pPrivate->page_size-1));
memcpy(pagebuffer + page_offset,
- buffer,
- count);
+ buffer,
+ count);
r = sam3_page_write(pPrivate, page_cur, pagebuffer);
- if (r != ERROR_OK) {
+ if (r != ERROR_OK)
goto done;
- }
r = ERROR_OK;
goto done;
}
- // non-aligned start
+ /* non-aligned start */
page_offset = offset & (pPrivate->page_size - 1);
if (page_offset) {
LOG_DEBUG("Not-Aligned start");
- // read the partial
+ /* read the partial */
r = sam3_page_read(pPrivate, page_cur, pagebuffer);
- if (r != ERROR_OK) {
+ if (r != ERROR_OK)
goto done;
- }
- // over-write with new data
+ /* over-write with new data */
n = (pPrivate->page_size - page_offset);
memcpy(pagebuffer + page_offset,
- buffer,
- n);
+ buffer,
+ n);
r = sam3_page_write(pPrivate, page_cur, pagebuffer);
- if (r != ERROR_OK) {
+ if (r != ERROR_OK)
goto done;
- }
count -= n;
offset += n;
@@ -2976,45 +2847,41 @@ sam3_write(struct flash_bank *bank,
fix a clang warning */
assert(offset == pPrivate->page_size);
- // intermediate large pages
- // also - the final *terminal*
- // if that terminal page is a full page
+ /* intermediate large pages */
+ /* also - the final *terminal* */
+ /* if that terminal page is a full page */
LOG_DEBUG("Full Page Loop: cur=%d, end=%d, count = 0x%08x",
- (int)page_cur, (int)page_end, (unsigned int)(count));
+ (int)page_cur, (int)page_end, (unsigned int)(count));
while ((page_cur < page_end) &&
- (count >= pPrivate->page_size)) {
+ (count >= pPrivate->page_size)) {
r = sam3_page_write(pPrivate, page_cur, buffer);
- if (r != ERROR_OK) {
+ if (r != ERROR_OK)
goto done;
- }
- count -= pPrivate->page_size;
- buffer += pPrivate->page_size;
+ count -= pPrivate->page_size;
+ buffer += pPrivate->page_size;
page_cur += 1;
}
- // terminal partial page?
+ /* terminal partial page? */
if (count) {
LOG_DEBUG("Terminal partial page, count = 0x%08x", (unsigned int)(count));
- // we have a partial page
+ /* we have a partial page */
r = sam3_page_read(pPrivate, page_cur, pagebuffer);
- if (r != ERROR_OK) {
+ if (r != ERROR_OK)
goto done;
- }
- // data goes at start
+ /* data goes at start */
memcpy(pagebuffer, buffer, count);
r = sam3_page_write(pPrivate, page_cur, pagebuffer);
- if (r != ERROR_OK) {
+ if (r != ERROR_OK)
goto done;
- }
buffer += count;
}
LOG_DEBUG("Done!");
r = ERROR_OK;
- done:
- if( pagebuffer ){
+done:
+ if (pagebuffer)
free(pagebuffer);
- }
return r;
}
@@ -3022,61 +2889,53 @@ COMMAND_HANDLER(sam3_handle_info_command)
{
struct sam3_chip *pChip;
pChip = get_current_sam3(CMD_CTX);
- if (!pChip) {
+ if (!pChip)
return ERROR_OK;
- }
unsigned x;
int r;
- // bank0 must exist before we can do anything
+ /* bank0 must exist before we can do anything */
if (pChip->details.bank[0].pBank == NULL) {
x = 0;
- need_define:
+need_define:
command_print(CMD_CTX,
- "Please define bank %d via command: flash bank %s ... ",
- x,
- at91sam3_flash.name);
+ "Please define bank %d via command: flash bank %s ... ",
+ x,
+ at91sam3_flash.name);
return ERROR_FAIL;
}
- // if bank 0 is not probed, then probe it
+ /* if bank 0 is not probed, then probe it */
if (!(pChip->details.bank[0].probed)) {
r = sam3_auto_probe(pChip->details.bank[0].pBank);
- if (r != ERROR_OK) {
+ if (r != ERROR_OK)
return ERROR_FAIL;
- }
}
- // above guarantees the "chip details" structure is valid
- // and thus, bank private areas are valid
- // and we have a SAM3 chip, what a concept!
+ /* above guarantees the "chip details" structure is valid */
+ /* and thus, bank private areas are valid */
+ /* and we have a SAM3 chip, what a concept! */
-
- // auto-probe other banks, 0 done above
- for (x = 1 ; x < SAM3_MAX_FLASH_BANKS ; x++) {
- // skip banks not present
- if (!(pChip->details.bank[x].present)) {
+ /* auto-probe other banks, 0 done above */
+ for (x = 1; x < SAM3_MAX_FLASH_BANKS; x++) {
+ /* skip banks not present */
+ if (!(pChip->details.bank[x].present))
continue;
- }
- if (pChip->details.bank[x].pBank == NULL) {
+ if (pChip->details.bank[x].pBank == NULL)
goto need_define;
- }
- if (pChip->details.bank[x].probed) {
+ if (pChip->details.bank[x].probed)
continue;
- }
r = sam3_auto_probe(pChip->details.bank[x].pBank);
- if (r != ERROR_OK) {
+ if (r != ERROR_OK)
return r;
- }
}
-
r = sam3_GetInfo(pChip);
if (r != ERROR_OK) {
- LOG_DEBUG("Sam3Info, Failed %d",r);
+ LOG_DEBUG("Sam3Info, Failed %d", r);
return r;
}
@@ -3085,63 +2944,59 @@ COMMAND_HANDLER(sam3_handle_info_command)
COMMAND_HANDLER(sam3_handle_gpnvm_command)
{
- unsigned x,v;
- int r,who;
+ unsigned x, v;
+ int r, who;
struct sam3_chip *pChip;
pChip = get_current_sam3(CMD_CTX);
- if (!pChip) {
+ if (!pChip)
return ERROR_OK;
- }
if (pChip->target->state != TARGET_HALTED) {
LOG_ERROR("sam3 - target not halted");
return ERROR_TARGET_NOT_HALTED;
}
-
if (pChip->details.bank[0].pBank == NULL) {
command_print(CMD_CTX, "Bank0 must be defined first via: flash bank %s ...",
- at91sam3_flash.name);
+ at91sam3_flash.name);
return ERROR_FAIL;
}
if (!pChip->details.bank[0].probed) {
r = sam3_auto_probe(pChip->details.bank[0].pBank);
- if (r != ERROR_OK) {
+ if (r != ERROR_OK)
return r;
- }
}
switch (CMD_ARGC) {
- default:
- return ERROR_COMMAND_SYNTAX_ERROR;
- break;
- case 0:
- goto showall;
- break;
- case 1:
- who = -1;
- break;
- case 2:
- if ((0 == strcmp(CMD_ARGV[0], "show")) && (0 == strcmp(CMD_ARGV[1], "all"))) {
+ default:
+ return ERROR_COMMAND_SYNTAX_ERROR;
+ break;
+ case 0:
+ goto showall;
+ break;
+ case 1:
who = -1;
- } else {
- uint32_t v32;
- COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], v32);
- who = v32;
- }
- break;
+ break;
+ case 2:
+ if ((0 == strcmp(CMD_ARGV[0], "show")) && (0 == strcmp(CMD_ARGV[1], "all")))
+ who = -1;
+ else {
+ uint32_t v32;
+ COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], v32);
+ who = v32;
+ }
+ break;
}
if (0 == strcmp("show", CMD_ARGV[0])) {
if (who == -1) {
showall:
r = ERROR_OK;
- for (x = 0 ; x < pChip->details.n_gpnvms ; x++) {
+ for (x = 0; x < pChip->details.n_gpnvms; x++) {
r = FLASHD_GetGPNVM(&(pChip->details.bank[0]), x, &v);
- if (r != ERROR_OK) {
+ if (r != ERROR_OK)
break;
- }
command_print(CMD_CTX, "sam3-gpnvm%u: %u", x, v);
}
return r;
@@ -3161,12 +3016,12 @@ showall:
return ERROR_COMMAND_SYNTAX_ERROR;
}
- if (0 == strcmp("set", CMD_ARGV[0])) {
+ if (0 == strcmp("set", CMD_ARGV[0]))
r = FLASHD_SetGPNVM(&(pChip->details.bank[0]), who);
- } else if ((0 == strcmp("clr", CMD_ARGV[0])) ||
- (0 == strcmp("clear", CMD_ARGV[0]))) { // quietly accept both
+ else if ((0 == strcmp("clr", CMD_ARGV[0])) ||
+ (0 == strcmp("clear", CMD_ARGV[0]))) /* quietly accept both */
r = FLASHD_ClrGPNVM(&(pChip->details.bank[0]), who);
- } else {
+ else {
command_print(CMD_CTX, "Unknown command: %s", CMD_ARGV[0]);
r = ERROR_COMMAND_SYNTAX_ERROR;
}
@@ -3178,37 +3033,35 @@ COMMAND_HANDLER(sam3_handle_slowclk_command)
struct sam3_chip *pChip;
pChip = get_current_sam3(CMD_CTX);
- if (!pChip) {
+ if (!pChip)
return ERROR_OK;
- }
-
switch (CMD_ARGC) {
- case 0:
- // show
- break;
- case 1:
- {
- // set
- uint32_t v;
- COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], v);
- if (v > 200000) {
- // absurd slow clock of 200Khz?
- command_print(CMD_CTX,"Absurd/illegal slow clock freq: %d\n", (int)(v));
- return ERROR_COMMAND_SYNTAX_ERROR;
+ case 0:
+ /* show */
+ break;
+ case 1:
+ {
+ /* set */
+ uint32_t v;
+ COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], v);
+ if (v > 200000) {
+ /* absurd slow clock of 200Khz? */
+ command_print(CMD_CTX, "Absurd/illegal slow clock freq: %d\n", (int)(v));
+ return ERROR_COMMAND_SYNTAX_ERROR;
+ }
+ pChip->cfg.slow_freq = v;
+ break;
}
- pChip->cfg.slow_freq = v;
- break;
- }
- default:
- // error
- command_print(CMD_CTX,"Too many parameters");
- return ERROR_COMMAND_SYNTAX_ERROR;
- break;
+ default:
+ /* error */
+ command_print(CMD_CTX, "Too many parameters");
+ return ERROR_COMMAND_SYNTAX_ERROR;
+ break;
}
command_print(CMD_CTX, "Slowclk freq: %d.%03dkhz",
- (int)(pChip->cfg.slow_freq/ 1000),
- (int)(pChip->cfg.slow_freq% 1000));
+ (int)(pChip->cfg.slow_freq / 1000),
+ (int)(pChip->cfg.slow_freq % 1000));
return ERROR_OK;
}
generated by cgit v1.1 at 2024-10-06 13:40:23 +0000