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cortexm: Separate stub loading from running.

This commit is contained in:
Gareth McMullin 2015-03-29 15:20:00 -07:00
parent 9f271d5cd7
commit 31fae032f7
4 changed files with 9 additions and 12 deletions
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2
src/cortexm.c
View File

@ -616,7 +616,6 @@ static int cortexm_fault_unwind(target *t)
}
int cortexm_run_stub(target *t, uint32_t loadaddr,
const uint16_t *stub, uint32_t stublen,
uint32_t r0, uint32_t r1, uint32_t r2, uint32_t r3)
{
uint32_t regs[t->regs_size / 4];
@ -630,7 +629,6 @@ int cortexm_run_stub(target *t, uint32_t loadaddr,
regs[16] = 0x1000000;
regs[19] = 0;
target_mem_write(t, loadaddr, stub, stublen);
cortexm_regs_write(t, regs);
if (target_check_error(t))

1
src/include/cortexm.h
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@ -147,7 +147,6 @@ bool cortexm_attach(target *t);
void cortexm_detach(target *t);
void cortexm_halt_resume(target *t, bool step);
int cortexm_run_stub(target *t, uint32_t loadaddr,
const uint16_t *stub, uint32_t stublen,
uint32_t r0, uint32_t r1, uint32_t r2, uint32_t r3);
int cortexm_pc_write(target *t, const uint32_t val);

10
src/stm32f1.c
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@ -256,11 +256,11 @@ static int stm32f1_flash_write(target *t, uint32_t dest,
memcpy((uint8_t *)data + offset, src, len);
/* Write stub and data to target ram and set PC */
target_mem_write(t, STUB_BUFFER_BASE, (void*)data, sizeof(data));
return cortexm_run_stub(t, SRAM_BASE, stm32f1_flash_write_stub,
sizeof(stm32f1_flash_write_stub),
dest - offset, STUB_BUFFER_BASE, sizeof(data),
0);
target_mem_write(t, SRAM_BASE, stm32f1_flash_write_stub,
sizeof(stm32f1_flash_write_stub));
target_mem_write(t, STUB_BUFFER_BASE, data, sizeof(data));
return cortexm_run_stub(t, SRAM_BASE, dest - offset,
STUB_BUFFER_BASE, sizeof(data), 0);
}
static bool stm32f1_cmd_erase_mass(target *t)

8
src/stm32f4.c
View File

@ -216,11 +216,11 @@ static int stm32f4_flash_write(target *t, uint32_t dest,
memcpy((uint8_t *)data + offset, src, len);
/* Write buffer to target ram call stub */
target_mem_write(t, SRAM_BASE, stm32f4_flash_write_stub,
sizeof(stm32f4_flash_write_stub));
target_mem_write(t, STUB_BUFFER_BASE, data, sizeof(data));
return cortexm_run_stub(t, SRAM_BASE, stm32f4_flash_write_stub,
sizeof(stm32f4_flash_write_stub),
dest - offset, STUB_BUFFER_BASE, sizeof(data),
0);
return cortexm_run_stub(t, SRAM_BASE, dest - offset,
STUB_BUFFER_BASE, sizeof(data), 0);
}
static bool stm32f4_cmd_erase_mass(target *t)