ao_boot_reboot(AO_BOOT_APPLICATION_BASE);
}
+static uint32_t
+ao_cmd_hex32(void)
+{
+ __pdata uint8_t r = ao_cmd_lex_error;
+ int8_t n;
+ uint32_t v = 0;
+
+ ao_cmd_white();
+ for(;;) {
+ n = ao_cmd_hexchar(ao_cmd_lex_c);
+ if (n < 0)
+ break;
+ v = (v << 4) | n;
+ r = ao_cmd_success;
+ ao_cmd_lex();
+ }
+ if (r != ao_cmd_success)
+ ao_cmd_status = r;
+ return v;
+}
+
+void
+ao_block_erase(void)
+{
+ uint32_t addr = ao_cmd_hex32();
+ uint32_t *p = (uint32_t *) addr;
+
+ ao_flash_erase_page(p);
+}
+
+void
+ao_block_write(void)
+{
+ uint32_t addr = ao_cmd_hex32();
+ uint32_t *p = (uint32_t *) addr;
+ union {
+ uint8_t data8[256];
+ uint32_t data32[64];
+ } u;
+ uint16_t i;
+
+ if (addr < 0x08002000 || 0x08200000 <= addr) {
+ puts("Invalid address");
+ return;
+ }
+ for (i = 0; i < 256; i++)
+ u.data8[i] = i;
+ ao_flash_page(p, u.data32);
+}
+
+static void
+puthex(uint8_t c)
+{
+ c &= 0xf;
+ if (c < 10)
+ c += '0';
+ else
+ c += 'a' - 10;
+ putchar (c);
+}
+
+void
+ao_block_read(void)
+{
+ uint32_t addr = ao_cmd_hex32();
+ uint8_t *p = (uint8_t *) addr;
+ uint16_t i;
+ uint8_t c;
+
+ for (i = 0; i < 256; i++) {
+ c = *p++;
+ puthex(c);
+ puthex(c>>4);
+ if ((i & 0xf) == 0xf)
+ putchar('\n');
+ }
+}
+
__code struct ao_cmds ao_flash_cmds[] = {
- { ao_application, "A\0Switch to application" },
+ { ao_application, "a\0Switch to application" },
+ { ao_block_erase, "e <addr>\0Erase block." },
+ { ao_block_write, "W <addr>\0Write block. 256 binary bytes follow newline" },
+ { ao_block_read, "R <addr>\0Read block. Returns 256 bytes" },
{ 0, NULL },
};