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fw: Re-introduce print_hw_version() - simplify namever handling

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Michael Cardell Widerkrantz 2023-03-09 17:09:23 +01:00 committed by Daniel Lublin
parent 78eb472ac9
commit f9960de506
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GPG Key ID: 75BD0FEB8D3E7830
1 changed files with 27 additions and 51 deletions
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78
hw/application_fpga/fw/tk1/main.c
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@ -42,54 +42,18 @@ struct context {
uint8_t uss[32]; // User Supplied Secret, if any
};
struct namever {
char name0[4];
char name1[4];
uint32_t version;
};
static void print_hw_version(struct namever namever)
static void print_hw_version()
{
htif_puts("Hello, I'm ");
htif_hexdump((uint8_t *)&namever.name0, 4);
htif_putc(namever.name0[0]);
htif_putc(namever.name0[1]);
htif_putc(namever.name0[2]);
htif_putc(namever.name0[3]);
htif_putc('-');
htif_putc(namever.name1[0]);
htif_putc(namever.name1[1]);
htif_putc(namever.name1[2]);
htif_putc(namever.name1[3]);
htif_putc(':');
htif_putinthex(namever.version);
htif_puts("Hello, I'm firmware with");
htif_puts(" tk1_name0:");
htif_putinthex(*name0);
htif_puts(" tk1_name1:");
htif_putinthex(*name1);
htif_puts(" tk1_version:");
htif_putinthex(*ver);
htif_lf();
}
static struct namever get_hw_version(uint32_t name0, uint32_t name1,
uint32_t ver)
{
struct namever namever;
htif_hexdump((uint8_t *)&name0, 4);
htif_putinthex(name0);
htif_lf();
namever.name0[0] = name0 >> 24;
namever.name0[1] = name0 >> 16;
namever.name0[2] = name0 >> 8;
namever.name0[3] = name0;
namever.name1[0] = name1 >> 24;
namever.name1[1] = name1 >> 16;
namever.name1[2] = name1 >> 8;
namever.name1[3] = name1;
namever.version = ver;
return namever;
}
static void print_digest(uint8_t *md)
{
htif_puts("The app digest:\n");
@ -153,29 +117,39 @@ static void compute_cdi(const uint8_t digest[32], const uint8_t use_uss,
wordcpy_s((void *)cdi, 8, local_cdi, 8);
}
static void copy_name(uint8_t *buf, const size_t bufsiz, const uint32_t word)
{
assert(bufsiz >= 4);
buf[0] = word >> 24;
buf[1] = word >> 16;
buf[2] = word >> 8;
buf[3] = word;
}
static int initial_commands(const struct frame_header *hdr, const uint8_t *cmd,
enum state state, struct context *ctx)
{
uint8_t rsp[CMDLEN_MAXBYTES] = {0};
switch (cmd[0]) {
case FW_CMD_NAME_VERSION: {
struct namever namever = get_hw_version(*name0, *name1, *ver);
case FW_CMD_NAME_VERSION:
htif_puts("cmd: name-version\n");
if (hdr->len != 1) {
// Bad length
return FW_STATE_FAIL;
}
memcpy_s(rsp, CMDLEN_MAXBYTES, &namever.name0, 4);
memcpy_s(&rsp[4], CMDLEN_MAXBYTES - 4, &namever.name1, 4);
memcpy_s(&rsp[8], CMDLEN_MAXBYTES - 8, &namever.version, 4);
copy_name(rsp, CMDLEN_MAXBYTES, *name0);
copy_name(&rsp[4], CMDLEN_MAXBYTES - 4, *name1);
wordcpy_s(&rsp[8], CMDLEN_MAXBYTES / 4 - 2, (void *)ver, 1);
htif_hexdump(rsp, 12);
fwreply(*hdr, FW_RSP_NAME_VERSION, rsp);
// state unchanged
return state;
} break;
break;
case FW_CMD_GET_UDI: {
uint32_t udi_words[2];
@ -383,6 +357,8 @@ int main()
uint8_t cmd[CMDLEN_MAXBYTES];
enum state state = FW_STATE_INITIAL;
print_hw_version();
// Let the app know the function adddress for blake2s()
*fw_blake2s_addr = (uint32_t)blake2s;