bstanwell/wch-uf2-example
2
1
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

xxx this still doesn't work

Browse Source
This commit is contained in:
R
2024-04-13 22:55:22 +01:00
parent 51b64d291a
commit a609c3ddfb
1 changed files with 6 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files
bootloader.c
+6 -2
View File
@@ -196,7 +196,7 @@ const uint8_t ROOT_DIR[32 * 3] __attribute__((aligned(2))) = {
#define R32_EXTEN_CTR (*(volatile uint32_t*)0x40023800) #define R32_EXTEN_CTR (*(volatile uint32_t*)0x40023800)
#define PFIC_SCTLR (*(volatile uint32_t*)0xE000ED10) #define PFIC_CFGR (*(volatile uint32_t*)0xE000E048)
// state[7:0] = addr // state[7:0] = addr
#define STATE_SET_ADDR 0x00 #define STATE_SET_ADDR 0x00
@@ -810,8 +810,12 @@ error_csw:
break; break;
case STATE_SENT_CSW_REBOOT: case STATE_SENT_CSW_REBOOT:
// todo reboot into ram // todo reboot into ram
for (int i = 0; i < 1000000; i++)
asm volatile("");
R16_USBD_CNTR = 0b11;
R32_EXTEN_CTR &= ~(1 << 1); R32_EXTEN_CTR &= ~(1 << 1);
PFIC_SCTLR = 0x80000000; asm volatile("csrw mepc, zero\n");
PFIC_CFGR = 0xbeef0080;
while (1) { asm volatile(""); } while (1) { asm volatile(""); }
break; break;
case STATE_SENT_DATA_IN: case STATE_SENT_DATA_IN: