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Purge UDA; never implemented, now deprecated

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Fixes #58

Signed-off-by: Daniel Lublin <daniel@lublin.se>
This commit is contained in:
Daniel Lublin 2022-12-19 11:41:07 +01:00
parent a69b35ffff
commit 9b9a125c66
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3 changed files with 0 additions and 26 deletions
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1
doc/system_description/software.md
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@ -513,7 +513,6 @@ Assigned core prefixes:
| `TOUCH_STATUS` | r/w | r/w | | | | TOUCH_STATUS_EVENT_BIT is 1 when touched. After detecting a touch |
| | | | | | | event (reading a 1), write anything here to acknowledge it. |
| `FW_RAM` | r/w | invisible | 1 kiB | u8[1024] | | Firmware-only RAM. |
| `UDA` | r | invisible | 16B | u8[16] | | Unique Device Authentication key. |
| `UDI` | r | r | 8B | u64 | | Unique Device ID (UDI). |
| `QEMU_DEBUG` | w | w | | u8 | | Debug console (only in QEMU) |
| `NAME0` | r | r | 4B | char[4] | "tk1 " | ID of core/stick |

23
hw/application_fpga/fw/testfw/main.c
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@ -13,7 +13,6 @@
volatile uint32_t *tk1name0 = (volatile uint32_t *)TK1_MMIO_TK1_NAME0;
volatile uint32_t *tk1name1 = (volatile uint32_t *)TK1_MMIO_TK1_NAME1;
volatile uint32_t *uds = (volatile uint32_t *)TK1_MMIO_UDS_FIRST;
volatile uint32_t *uda = (volatile uint32_t *)TK1_MMIO_QEMU_UDA; // Only in QEMU right now
volatile uint32_t *cdi = (volatile uint32_t *)TK1_MMIO_TK1_CDI_FIRST;
volatile uint32_t *udi = (volatile uint32_t *)TK1_MMIO_TK1_UDI_FIRST;
volatile uint32_t *switch_app = (volatile uint32_t *)TK1_MMIO_TK1_SWITCH_APP;
@ -30,9 +29,6 @@ volatile uint32_t *fw_blake2s_addr = (volatile uint32_t *)TK1_MMIO_TK1_BLAKE2S;
volatile int (*fw_blake2s)(void *, unsigned long, const void *, unsigned long, const void *, unsigned long, blake2s_ctx *);
// clang-format on
// TODO Real UDA is 4 words (16 bytes)
#define UDA_WORDS 1
void puts(char *reason)
{
for (char *c = reason; *c != '\0'; c++) {
@ -133,17 +129,6 @@ int main()
anyfailed = 1;
}
// TODO test UDA once we have it in real hw
// uint32_t uda_local[UDA_WORDS];
// uint32_t uda_zeros[UDA_WORDS];
// memset(uda_zeros, 0, UDA_WORDS*4);
// // Should get non-empty UDA
// wordcpy(uda_local, (void *)uda, UDA_WORDS);
// if (memeq(uda_local, uda_zeros, UDA_WORDS*4)) {
// test_puts("FAIL: UDA empty\r\n");
// anyfailed = 1;
// }
uint32_t udi_local[2];
uint32_t udi_zeros[2];
memset(udi_zeros, 0, 2 * 4);
@ -199,14 +184,6 @@ int main()
anyfailed = 1;
}
// TODO test UDA once we have in in real hw
// // Now we should NOT be able to read from UDA.
// wordcpy(uda_local, (void *)uda, UDA_WORDS);
// if (!memeq(uda_local, uda_zeros, UDA_WORDS*4)) {
// test_puts("FAIL: Read from UDA in app-mode\r\n");
// anyfailed = 1;
// }
uint32_t cdi_local[8];
uint32_t cdi_local2[8];
uint32_t cdi_zeros[8];

2
hw/application_fpga/fw/tk1_mem.h
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@ -67,8 +67,6 @@ enum {
TK1_MMIO_TOUCH_STATUS = TK1_MMIO_TOUCH_BASE | 0x24,
TK1_MMIO_TOUCH_STATUS_EVENT_BIT = 0,
// TODO HW core/addr is not yet defined for this:
TK1_MMIO_QEMU_UDA = TK1_MMIO_QEMU_BASE | 0x20,
// This will only ever exist in QEMU:
TK1_MMIO_QEMU_DEBUG = TK1_MMIO_QEMU_BASE | 0x1000,