kopia lustrzana https://github.com/stlink-org/stlink
commit
05cf37570d
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@ -843,9 +843,13 @@ int stlink_chip_id(stlink_t *sl, uint32_t *chip_id) {
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int stlink_cpu_id(stlink_t *sl, cortex_m3_cpuid_t *cpuid) {
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uint32_t raw;
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if (stlink_read_debug32(sl, STLINK_REG_CM3_CPUID, &raw))
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if (stlink_read_debug32(sl, STLINK_REG_CM3_CPUID, &raw)) {
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cpuid->implementer_id = 0;
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cpuid->variant = 0;
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cpuid->part = 0;
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cpuid->revision = 0;
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return -1;
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}
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cpuid->implementer_id = (raw >> 24) & 0x7f;
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cpuid->variant = (raw >> 20) & 0xf;
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cpuid->part = (raw >> 4) & 0xfff;
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10
tests/usb.c
10
tests/usb.c
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@ -29,9 +29,13 @@ int main(int ac, char** av) {
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printf("-- core_id: %#x\n", sl->core_id);
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cortex_m3_cpuid_t cpuid;
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stlink_cpu_id(sl, &cpuid);
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printf("cpuid:impl_id = %0#x, variant = %#x\n", cpuid.implementer_id, cpuid.variant);
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printf("cpuid:part = %#x, rev = %#x\n", cpuid.part, cpuid.revision);
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if (stlink_cpu_id(sl, &cpuid)) {
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printf("Failed reading stlink_cpu_id\n");
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} else {
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printf("cpuid:impl_id = %0#x, variant = %#x\n", cpuid.implementer_id, cpuid.variant);
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printf("cpuid:part = %#x, rev = %#x\n", cpuid.part, cpuid.revision);
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}
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printf("-- read_sram\n");
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static const uint32_t sram_base = STM32_SRAM_BASE;
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