ppc: suppressed unneeded globals and headers - added explicit type for ppc nvram

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@723 c046a42c-6fe2-441c-8c8c-71466251a162

4 files changed, 92 insertions, 129 deletions

diff --git a/hw/m48t59.c b/hw/m48t59.c
index fbee94f..dd303d2 100644
--- a/hw/m48t59.c
+++ b/hw/m48t59.c
@@ -21,14 +21,8 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  * THE SOFTWARE.
  */
-
-#include <stdlib.h>
-#include <stdio.h> /* needed by vl.h */
-#include <stdint.h>
-#include <string.h>
-#include <time.h>
-
 #include "vl.h"
+#include "m48t59.h"
 
 //#define NVRAM_DEBUG
 
@@ -38,7 +32,7 @@
 #define NVRAM_PRINTF(fmt, args...) do { } while (0)
 #endif
 
-typedef struct m48t59_t {
+struct m48t59_t {
     /* Hardware parameters */
     int      IRQ;
     uint32_t io_base;
@@ -53,10 +47,7 @@ typedef struct m48t59_t {
     /* NVRAM storage */
     uint16_t addr;
     uint8_t *buffer;
-} m48t59_t;
-
-static m48t59_t *NVRAMs;
-static int nb_NVRAMs;
+};
 
 /* Fake timer functions */
 /* Generic helpers for BCD */
@@ -185,9 +176,8 @@ static void set_up_watchdog (m48t59_t *NVRAM, uint8_t value)
 }
 
 /* Direct access to NVRAM */
-void m48t59_write (void *opaque, uint32_t val)
+void m48t59_write (m48t59_t *NVRAM, uint32_t val)
 {
-    m48t59_t *NVRAM = opaque;
     struct tm tm;
     int tmp;
 
@@ -333,9 +323,8 @@ void m48t59_write (void *opaque, uint32_t val)
     }
 }
 
-uint32_t m48t59_read (void *opaque)
+uint32_t m48t59_read (m48t59_t *NVRAM)
 {
-    m48t59_t *NVRAM = opaque;
     struct tm tm;
     uint32_t retval = 0xFF;
 
@@ -418,10 +407,8 @@ uint32_t m48t59_read (void *opaque)
     return retval;
 }
 
-void m48t59_set_addr (void *opaque, uint32_t addr)
+void m48t59_set_addr (m48t59_t *NVRAM, uint32_t addr)
 {
-    m48t59_t *NVRAM = opaque;
-
     NVRAM->addr = addr;
 }
 
@@ -460,27 +447,25 @@ static uint32_t NVRAM_readb (void *opaque, uint32_t addr)
 }
 
 /* Initialisation routine */
-void *m48t59_init (int IRQ, uint32_t io_base, uint16_t size)
+m48t59_t *m48t59_init (int IRQ, uint32_t io_base, uint16_t size)
 {
-    m48t59_t *tmp;
+    m48t59_t *s;
 
-    tmp = realloc(NVRAMs, (nb_NVRAMs + 1) * sizeof(m48t59_t));
-    if (tmp == NULL)
+    s = qemu_mallocz(sizeof(m48t59_t));
+    if (!s)
 	return NULL;
-    NVRAMs = tmp;
-    tmp[nb_NVRAMs].buffer = malloc(size);
-    if (tmp[nb_NVRAMs].buffer == NULL)
-	return NULL;
-    memset(tmp[nb_NVRAMs].buffer, 0, size);
-    tmp[nb_NVRAMs].IRQ = IRQ;
-    tmp[nb_NVRAMs].size = size;
-    tmp[nb_NVRAMs].io_base = io_base;
-    tmp[nb_NVRAMs].addr = 0;
-    register_ioport_read(io_base, 0x04, 1, NVRAM_readb, &NVRAMs[nb_NVRAMs]);
-    register_ioport_write(io_base, 0x04, 1, NVRAM_writeb, &NVRAMs[nb_NVRAMs]);
-    tmp[nb_NVRAMs].alrm_timer = qemu_new_timer(vm_clock, &alarm_cb,
-					       &tmp[nb_NVRAMs]);
-    tmp[nb_NVRAMs].wd_timer = qemu_new_timer(vm_clock, &watchdog_cb,
-					     &tmp[nb_NVRAMs]);
-    return &NVRAMs[nb_NVRAMs++];
+    s->buffer = qemu_mallocz(size);
+    if (!s->buffer) {
+        qemu_free(s);
+        return NULL;
+    }
+    s->IRQ = IRQ;
+    s->size = size;
+    s->io_base = io_base;
+    s->addr = 0;
+    register_ioport_read(io_base, 0x04, 1, NVRAM_readb, s);
+    register_ioport_write(io_base, 0x04, 1, NVRAM_writeb, s);
+    s->alrm_timer = qemu_new_timer(vm_clock, &alarm_cb, s);
+    s->wd_timer = qemu_new_timer(vm_clock, &watchdog_cb, s);
+    return s;
 }
diff --git a/hw/m48t59.h b/hw/m48t59.h
index f73846d..4b801bc 100644
--- a/hw/m48t59.h
+++ b/hw/m48t59.h
@@ -1,9 +1,11 @@
 #if !defined (__M48T59_H__)
 #define __M48T59_H__
 
-void m48t59_write (void *opaque, uint32_t val);
-uint32_t m48t59_read (void *opaque);
-void m48t59_set_addr (void *opaque, uint32_t addr);
-void *m48t59_init (int IRQ, uint32_t io_base, uint16_t size);
+typedef struct m48t59_t m48t59_t;
+
+void m48t59_write (m48t59_t *NVRAM, uint32_t val);
+uint32_t m48t59_read (m48t59_t *NVRAM);
+void m48t59_set_addr (m48t59_t *NVRAM, uint32_t addr);
+m48t59_t *m48t59_init (int IRQ, uint32_t io_base, uint16_t size);
 
 #endif /* !defined (__M48T59_H__) */
diff --git a/hw/ppc.c b/hw/ppc.c
index cd485bc..7cba03b 100644
--- a/hw/ppc.c
+++ b/hw/ppc.c
@@ -21,8 +21,6 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  * THE SOFTWARE.
  */
-
-#include <stdio.h>
 #include "vl.h"
 
 void ppc_prep_init (int ram_size, int vga_ram_size, int boot_device,
diff --git a/hw/ppc_prep.c b/hw/ppc_prep.c
index 32b2ce8..dd23691 100644
--- a/hw/ppc_prep.c
+++ b/hw/ppc_prep.c
@@ -21,26 +21,6 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  * THE SOFTWARE.
  */
-#include <stdlib.h>
-#include <stdio.h>
-#include <stdarg.h>
-#include <string.h>
-#include <getopt.h>
-#include <inttypes.h>
-#include <unistd.h>
-#include <sys/mman.h>
-#include <fcntl.h>
-#include <signal.h>
-#include <time.h>
-#include <sys/time.h>
-#include <malloc.h>
-#include <termios.h>
-#include <sys/poll.h>
-#include <errno.h>
-#include <sys/wait.h>
-#include <netinet/in.h>
-
-#include "cpu.h"
 #include "vl.h"
 #include "m48t59.h"
 
@@ -209,8 +189,6 @@ static CPUReadMemoryFunc *PPC_io_read[] = {
     &PPC_io_readl,
 };
 
-uint32_t pic_intack_read(CPUState *env);
-
 /* Read-only register (?) */
 static void _PPC_ioB_write (uint32_t addr, uint32_t value, uint32_t vaddr)
 {
@@ -368,63 +346,63 @@ static uint32_t PREP_io_800_readb (void *opaque, uint32_t addr)
 #define NVRAM_OSAREA_SIZE 512
 #define NVRAM_CONFSIZE    1024
 
-static inline void NVRAM_set_byte (void *opaque, uint32_t addr, uint8_t value)
+static inline void NVRAM_set_byte (m48t59_t *nvram, uint32_t addr, uint8_t value)
 {
-    m48t59_set_addr(opaque, addr);
-    m48t59_write(opaque, value);
+    m48t59_set_addr(nvram, addr);
+    m48t59_write(nvram, value);
 }
 
-static inline uint8_t NVRAM_get_byte (void *opaque, uint32_t addr)
+static inline uint8_t NVRAM_get_byte (m48t59_t *nvram, uint32_t addr)
 {
-    m48t59_set_addr(opaque, addr);
-    return m48t59_read(opaque);
+    m48t59_set_addr(nvram, addr);
+    return m48t59_read(nvram);
 }
 
-static inline void NVRAM_set_word (void *opaque, uint32_t addr, uint16_t value)
+static inline void NVRAM_set_word (m48t59_t *nvram, uint32_t addr, uint16_t value)
 {
-    m48t59_set_addr(opaque, addr);
-    m48t59_write(opaque, value >> 8);
-    m48t59_set_addr(opaque, addr + 1);
-    m48t59_write(opaque, value & 0xFF);
+    m48t59_set_addr(nvram, addr);
+    m48t59_write(nvram, value >> 8);
+    m48t59_set_addr(nvram, addr + 1);
+    m48t59_write(nvram, value & 0xFF);
 }
 
-static inline uint16_t NVRAM_get_word (void *opaque, uint32_t addr)
+static inline uint16_t NVRAM_get_word (m48t59_t *nvram, uint32_t addr)
 {
     uint16_t tmp;
 
-    m48t59_set_addr(opaque, addr);
-    tmp = m48t59_read(opaque) << 8;
-    m48t59_set_addr(opaque, addr + 1);
-    tmp |= m48t59_read(opaque);
+    m48t59_set_addr(nvram, addr);
+    tmp = m48t59_read(nvram) << 8;
+    m48t59_set_addr(nvram, addr + 1);
+    tmp |= m48t59_read(nvram);
 
     return tmp;
 }
 
-static inline void NVRAM_set_lword (void *opaque, uint32_t addr,
+static inline void NVRAM_set_lword (m48t59_t *nvram, uint32_t addr,
 				    uint32_t value)
 {
-    m48t59_set_addr(opaque, addr);
-    m48t59_write(opaque, value >> 24);
-    m48t59_set_addr(opaque, addr + 1);
-    m48t59_write(opaque, (value >> 16) & 0xFF);
-    m48t59_set_addr(opaque, addr + 2);
-    m48t59_write(opaque, (value >> 8) & 0xFF);
-    m48t59_set_addr(opaque, addr + 3);
-    m48t59_write(opaque, value & 0xFF);
+    m48t59_set_addr(nvram, addr);
+    m48t59_write(nvram, value >> 24);
+    m48t59_set_addr(nvram, addr + 1);
+    m48t59_write(nvram, (value >> 16) & 0xFF);
+    m48t59_set_addr(nvram, addr + 2);
+    m48t59_write(nvram, (value >> 8) & 0xFF);
+    m48t59_set_addr(nvram, addr + 3);
+    m48t59_write(nvram, value & 0xFF);
 }
 
-static inline uint32_t NVRAM_get_lword (void *opaque, uint32_t addr)
+static inline uint32_t NVRAM_get_lword (m48t59_t *nvram, uint32_t addr)
 {
     uint32_t tmp;
 
-    m48t59_set_addr(opaque, addr);
-    tmp = m48t59_read(opaque) << 24;
-    m48t59_set_addr(opaque, addr + 1);
-    tmp |= m48t59_read(opaque) << 16;
-    m48t59_set_addr(opaque, addr + 2);
-    tmp |= m48t59_read(opaque) << 8;
-    m48t59_set_addr(opaque, addr + 3);
-    tmp |= m48t59_read(opaque);
+    m48t59_set_addr(nvram, addr);
+    tmp = m48t59_read(nvram) << 24;
+    m48t59_set_addr(nvram, addr + 1);
+    tmp |= m48t59_read(nvram) << 16;
+    m48t59_set_addr(nvram, addr + 2);
+    tmp |= m48t59_read(nvram) << 8;
+    m48t59_set_addr(nvram, addr + 3);
+    tmp |= m48t59_read(nvram);
 
     return tmp;
 }
@@ -444,7 +422,7 @@ static uint16_t NVRAM_crc_update (uint16_t prev, uint16_t value)
     return tmp;
 }
 
-static void NVRAM_set_crc (void *opaque, uint32_t addr,
+static void NVRAM_set_crc (m48t59_t *nvram, uint32_t addr,
 			   uint32_t start, uint32_t count)
 {
     uint32_t i;
@@ -455,74 +433,74 @@ static void NVRAM_set_crc (void *opaque, uint32_t addr,
 	odd = 1;
     count &= ~1;
     for (i = 0; i != count; i++) {
-	crc = NVRAM_crc_update(crc, NVRAM_get_word(opaque, start + i));
+	crc = NVRAM_crc_update(crc, NVRAM_get_word(nvram, start + i));
     }
     if (odd) {
-	crc = NVRAM_crc_update(crc, NVRAM_get_byte(opaque, start + i) << 8);
+	crc = NVRAM_crc_update(crc, NVRAM_get_byte(nvram, start + i) << 8);
     }
-    NVRAM_set_word(opaque, addr, crc);
+    NVRAM_set_word(nvram, addr, crc);
 }
 
 static void prep_NVRAM_init (void)
 {
-    void *opaque;
+    m48t59_t *nvram;
 
-    opaque = m48t59_init(8, 0x0074, NVRAM_SIZE);
+    nvram = m48t59_init(8, 0x0074, NVRAM_SIZE);
     /* NVRAM header */
     /* 0x00: NVRAM size in kB */
-    NVRAM_set_word(opaque, 0x00, NVRAM_SIZE >> 10);
+    NVRAM_set_word(nvram, 0x00, NVRAM_SIZE >> 10);
     /* 0x02: NVRAM version */
-    NVRAM_set_byte(opaque, 0x02, 0x01);
+    NVRAM_set_byte(nvram, 0x02, 0x01);
     /* 0x03: NVRAM revision */
-    NVRAM_set_byte(opaque, 0x03, 0x01);
+    NVRAM_set_byte(nvram, 0x03, 0x01);
     /* 0x08: last OS */
-    NVRAM_set_byte(opaque, 0x08, 0x00); /* Unknown */
+    NVRAM_set_byte(nvram, 0x08, 0x00); /* Unknown */
     /* 0x09: endian */
-    NVRAM_set_byte(opaque, 0x09, 'B');  /* Big-endian */
+    NVRAM_set_byte(nvram, 0x09, 'B');  /* Big-endian */
     /* 0x0A: OSArea usage */
-    NVRAM_set_byte(opaque, 0x0A, 0x00); /* Empty */
+    NVRAM_set_byte(nvram, 0x0A, 0x00); /* Empty */
     /* 0x0B: PM mode */
-    NVRAM_set_byte(opaque, 0x0B, 0x00); /* Normal */
+    NVRAM_set_byte(nvram, 0x0B, 0x00); /* Normal */
     /* Restart block description record */
     /* 0x0C: restart block version */
-    NVRAM_set_word(opaque, 0x0C, 0x01);
+    NVRAM_set_word(nvram, 0x0C, 0x01);
     /* 0x0E: restart block revision */
-    NVRAM_set_word(opaque, 0x0E, 0x01);
+    NVRAM_set_word(nvram, 0x0E, 0x01);
     /* 0x20: restart address */
-    NVRAM_set_lword(opaque, 0x20, 0x00);
+    NVRAM_set_lword(nvram, 0x20, 0x00);
     /* 0x24: save area address */
-    NVRAM_set_lword(opaque, 0x24, 0x00);
+    NVRAM_set_lword(nvram, 0x24, 0x00);
     /* 0x28: save area length */
-    NVRAM_set_lword(opaque, 0x28, 0x00);
+    NVRAM_set_lword(nvram, 0x28, 0x00);
     /* 0x1C: checksum of restart block */
-    NVRAM_set_crc(opaque, 0x1C, 0x0C, 32);
+    NVRAM_set_crc(nvram, 0x1C, 0x0C, 32);
 
     /* Security section */
     /* Set all to zero */
     /* 0xC4: pointer to global environment area */
-    NVRAM_set_lword(opaque, 0xC4, 0x0100);
+    NVRAM_set_lword(nvram, 0xC4, 0x0100);
     /* 0xC8: size of global environment area */
-    NVRAM_set_lword(opaque, 0xC8,
+    NVRAM_set_lword(nvram, 0xC8,
 		    NVRAM_END - NVRAM_OSAREA_SIZE - NVRAM_CONFSIZE - 0x0100);
     /* 0xD4: pointer to configuration area */
-    NVRAM_set_lword(opaque, 0xD4, NVRAM_END - NVRAM_CONFSIZE);
+    NVRAM_set_lword(nvram, 0xD4, NVRAM_END - NVRAM_CONFSIZE);
     /* 0xD8: size of configuration area */
-    NVRAM_set_lword(opaque, 0xD8, NVRAM_CONFSIZE);
+    NVRAM_set_lword(nvram, 0xD8, NVRAM_CONFSIZE);
     /* 0xE8: pointer to OS specific area */
-    NVRAM_set_lword(opaque, 0xE8,
+    NVRAM_set_lword(nvram, 0xE8,
 		    NVRAM_END - NVRAM_CONFSIZE - NVRAM_OSAREA_SIZE);
     /* 0xD8: size of OS specific area */
-    NVRAM_set_lword(opaque, 0xEC, NVRAM_OSAREA_SIZE);
+    NVRAM_set_lword(nvram, 0xEC, NVRAM_OSAREA_SIZE);
 
     /* Configuration area */
     /* RTC init */
-    //    NVRAM_set_lword(opaque, 0x1FFC, 0x50);
+    //    NVRAM_set_lword(nvram, 0x1FFC, 0x50);
 
     /* 0x04: checksum 0 => OS area   */
-    NVRAM_set_crc(opaque, 0x04, 0x00,
+    NVRAM_set_crc(nvram, 0x04, 0x00,
 		  NVRAM_END - NVRAM_CONFSIZE - NVRAM_OSAREA_SIZE);
     /* 0x06: checksum of config area */
-    NVRAM_set_crc(opaque, 0x06, NVRAM_END - NVRAM_CONFSIZE, NVRAM_CONFSIZE);
+    NVRAM_set_crc(nvram, 0x06, NVRAM_END - NVRAM_CONFSIZE, NVRAM_CONFSIZE);
 }
 
 int load_initrd (const char *filename, uint8_t *addr)