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| author | Jian-Hong Pan <chienhung.pan@gmail.com> | 2022-11-10 00:14:10 +0800 |
|---|---|---|
| committer | Antonio Borneo <borneo.antonio@gmail.com> | 2023-01-15 15:04:06 +0000 |
| commit | 63336f4aaf672899db78de4ce6781c9451851472 (patch) | |
| tree | f069600ce4f02b92a63ab59d65a6912e00f6f23f /contrib | |
| parent | 21b14028ad7565f4916ae05a6c28b465eceb9150 (diff) | |
| download | riscv-openocd-63336f4aaf672899db78de4ce6781c9451851472.zip riscv-openocd-63336f4aaf672899db78de4ce6781c9451851472.tar.gz riscv-openocd-63336f4aaf672899db78de4ce6781c9451851472.tar.bz2 | |
flash/nor, contrib/loaders: move numicro M4 write assembly to contrib/loaders
Simply move numicro M4 flash write assembly to contrib/loaders. Also,
add corresponding Makefile and generated numicro_m4.inc.
Signed-off-by: Jian-Hong Pan <chienhung.pan@gmail.com>
Change-Id: I22b8be0a245857335b11bd0b538db415fc34748d
Reviewed-on: https://review.openocd.org/c/openocd/+/7343
Tested-by: jenkins
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
Diffstat (limited to 'contrib')
| -rw-r--r-- | contrib/loaders/flash/numicro_m4/Makefile | 31 | ||||
| -rw-r--r-- | contrib/loaders/flash/numicro_m4/numicro_m4.S | 70 | ||||
| -rw-r--r-- | contrib/loaders/flash/numicro_m4/numicro_m4.inc | 5 |
3 files changed, 106 insertions, 0 deletions
diff --git a/contrib/loaders/flash/numicro_m4/Makefile b/contrib/loaders/flash/numicro_m4/Makefile new file mode 100644 index 0000000..0f9c507 --- /dev/null +++ b/contrib/loaders/flash/numicro_m4/Makefile @@ -0,0 +1,31 @@ +# SPDX-License-Identifier: GPL-2.0-or-later + +BIN2C = ../../../../src/helper/bin2char.sh + +CROSS_COMPILE ?= arm-none-eabi- + +CC=$(CROSS_COMPILE)gcc +OBJCOPY=$(CROSS_COMPILE)objcopy +OBJDUMP=$(CROSS_COMPILE)objdump + + +AFLAGS = -static -nostartfiles -mlittle-endian -mcpu=cortex-m4 -Wa,-EL + +all: numicro_m4.inc + +.PHONY: clean + +%.elf: %.S + $(CC) $(AFLAGS) $< -o $@ + +%.lst: %.elf + $(OBJDUMP) -S $< > $@ + +%.bin: %.elf + $(OBJCOPY) -Obinary $< $@ + +%.inc: %.bin + $(BIN2C) < $< > $@ + +clean: + -rm -f *.elf *.lst *.bin *.inc diff --git a/contrib/loaders/flash/numicro_m4/numicro_m4.S b/contrib/loaders/flash/numicro_m4/numicro_m4.S new file mode 100644 index 0000000..6c59cca --- /dev/null +++ b/contrib/loaders/flash/numicro_m4/numicro_m4.S @@ -0,0 +1,70 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ + +/*************************************************************************** + * Copyright (C) 2017 Zale Yu * + * CYYU@nuvoton.com * + * * + * Copyright (C) 2022 Jian-Hong Pan * + * chienhung.pan@gmail.com * + ***************************************************************************/ + + .text + .cpu cortex-m4 + .thumb + + /* Params: + * r0 - workarea buffer / result + * r1 - target address + * r2 - wordcount + * Clobbered: + * r4 - tmp + * r5 - tmp + * r6 - tmp + * r7 - tmp + */ + +.L1: + /* for(register uint32_t i=0;i<wcount;i++){ */ + mov r4, r0 + mov r3, #0 +.L2: + sub r5, r1, r0 + add r7, r4, r5 + cmp r3, r2 + beq .L7 +.L4: + /* NUMICRO_FLASH_ISPADR = faddr; */ + ldr r6, .L8 + str r7, [r6] + /* NUMICRO_FLASH_ISPDAT = *pLW; */ + ldmia r4!, {r7} + ldr r5, .L8+4 + str r7, [r5] + /* faddr += 4; */ + /* pLW++; */ + /* Trigger write action */ + /* NUMICRO_FLASH_ISPTRG = ISPTRG_ISPGO; */ + ldr r5, .L8+8 + mov r6, #1 + str r6, [r5] +.L3: + /* while((NUMICRO_FLASH_ISPTRG & ISPTRG_ISPGO) == ISPTRG_ISPGO){}; */ + ldr r7, [r5] + lsl r7, r7, #31 + bmi .L3 + + add r3, r3, #1 + b .L2 +.L7: + /* return (NUMICRO_FLASH_ISPCON & ISPCON_ISPFF); */ + ldr r3, .L8+12 + ldr r0, [r3] + mov r1, #64 + and r0, r1 +.L9: + bkpt #0 +.L8: + .word 0x4000C004 + .word 0x4000C008 + .word 0x4000C010 + .word 0x4000C000 diff --git a/contrib/loaders/flash/numicro_m4/numicro_m4.inc b/contrib/loaders/flash/numicro_m4/numicro_m4.inc new file mode 100644 index 0000000..c3e6052 --- /dev/null +++ b/contrib/loaders/flash/numicro_m4/numicro_m4.inc @@ -0,0 +1,5 @@ +/* Autogenerated with ../../../../src/helper/bin2char.sh */ +0x04,0x1c,0x00,0x23,0x0d,0x1a,0x67,0x19,0x93,0x42,0x0c,0xd0,0x08,0x4e,0x37,0x60, +0x80,0xcc,0x08,0x4d,0x2f,0x60,0x08,0x4d,0x01,0x26,0x2e,0x60,0x2f,0x68,0xff,0x07, +0xfc,0xd4,0x01,0x33,0xee,0xe7,0x05,0x4b,0x18,0x68,0x40,0x21,0x08,0x40,0x00,0xbe, +0x04,0xc0,0x00,0x40,0x08,0xc0,0x00,0x40,0x10,0xc0,0x00,0x40,0x00,0xc0,0x00,0x40, |