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fw: Add support for blake2s MMIO

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In firmware we store the address to firmware blake2s() function at
TK1_MMIO_TK1_BLAKE2S so app can use this firmware function sort of
like a system call but without context switch.
This commit is contained in:
Michael Cardell Widerkrantz 2022-12-09 17:34:17 +01:00
parent a48dc7cbbb
commit 08e1438d1e
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GPG key ID: D3DB3DDF57E704E5
5 changed files with 146 additions and 60 deletions
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25
hw/application_fpga/fw/tk1/main.c
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@ -10,17 +10,18 @@
#include "types.h"
// clang-format off
static volatile uint32_t *uds = (volatile uint32_t *)TK1_MMIO_UDS_FIRST;
static volatile uint32_t *switch_app = (volatile uint32_t *)TK1_MMIO_TK1_SWITCH_APP;
static volatile uint32_t *name0 = (volatile uint32_t *)TK1_MMIO_TK1_NAME0;
static volatile uint32_t *name1 = (volatile uint32_t *)TK1_MMIO_TK1_NAME1;
static volatile uint32_t *ver = (volatile uint32_t *)TK1_MMIO_TK1_VERSION;
static volatile uint32_t *udi = (volatile uint32_t *)TK1_MMIO_TK1_UDI_FIRST;
static volatile uint32_t *cdi = (volatile uint32_t *)TK1_MMIO_TK1_CDI_FIRST;
static volatile uint32_t *app_addr = (volatile uint32_t *)TK1_MMIO_TK1_APP_ADDR;
static volatile uint32_t *app_size = (volatile uint32_t *)TK1_MMIO_TK1_APP_SIZE;
static volatile uint8_t *fw_ram = (volatile uint8_t *)TK1_MMIO_FW_RAM_BASE;
static volatile uint32_t *led = (volatile uint32_t *)TK1_MMIO_TK1_LED;
static volatile uint32_t *uds = (volatile uint32_t *)TK1_MMIO_UDS_FIRST;
static volatile uint32_t *switch_app = (volatile uint32_t *)TK1_MMIO_TK1_SWITCH_APP;
static volatile uint32_t *name0 = (volatile uint32_t *)TK1_MMIO_TK1_NAME0;
static volatile uint32_t *name1 = (volatile uint32_t *)TK1_MMIO_TK1_NAME1;
static volatile uint32_t *ver = (volatile uint32_t *)TK1_MMIO_TK1_VERSION;
static volatile uint32_t *udi = (volatile uint32_t *)TK1_MMIO_TK1_UDI_FIRST;
static volatile uint32_t *cdi = (volatile uint32_t *)TK1_MMIO_TK1_CDI_FIRST;
static volatile uint32_t *app_addr = (volatile uint32_t *)TK1_MMIO_TK1_APP_ADDR;
static volatile uint32_t *app_size = (volatile uint32_t *)TK1_MMIO_TK1_APP_SIZE;
static volatile uint8_t *fw_ram = (volatile uint8_t *)TK1_MMIO_FW_RAM_BASE;
static volatile uint32_t *led = (volatile uint32_t *)TK1_MMIO_TK1_LED;
static volatile uint32_t *fw_blake2s_addr = (volatile uint32_t *)TK1_MMIO_TK1_BLAKE2S;
#define LED_RED (1 << TK1_MMIO_TK1_LED_R_BIT)
#define LED_GREEN (1 << TK1_MMIO_TK1_LED_G_BIT)
@ -149,6 +150,8 @@ int main()
uint8_t uss[32] = {0};
uint8_t digest[32] = {0};
enum state state = FW_STATE_INITIAL;
// Let the app know the function adddress for blake2s()
*fw_blake2s_addr = (uint32_t)blake2s;
print_hw_version(namever);