diff options
| author | Christian Cunningham <cc@localhost> | 2022-01-23 17:17:40 -0700 |
|---|---|---|
| committer | Christian Cunningham <cc@localhost> | 2022-01-23 17:17:40 -0700 |
| commit | b664ad4a49233a17d2ace7a07e9c7681b6f6e98a (patch) | |
| tree | a0720bfcd65a9920376301017887c0ca2c64f486 /src | |
| parent | fff7e6dae85af08ca98ac13315bea166946a690c (diff) | |
Remove old comments
Diffstat (limited to 'src')
| -rw-r--r-- | src/boot.S | 31 |
1 files changed, 5 insertions, 26 deletions
@@ -24,44 +24,23 @@ reset: // save cpsr. mrs r0, cpsr - // setup sp in IRQ mode. - ///bic r1, r0, #0x1f - ///orr r1, r1, #0x12 - ///msr cpsr_c,r1 + // Setup sp in IRQ mode. cps #0x12 mov sp,#0x4000 - // setup sp in FIQ mode. - ///bic r1, r0, #0x1f - ///orr r1, r1, #0x11 - ///msr cpsr_c,r1 + // Setup sp in FIQ mode. cps #0x11 mov sp,#0x2000 - // setup sp in UNDEF mode. - ///bic r1, r0, #0x1f - ///orr r1, r1, #0x1B - ///msr cpsr_c,r1 + // Setup sp in UNDEF mode. cps #0x1B mov sp,#0x1000 - // setup sp in ABORT mode. - ///bic r1, r0, #0x1f - ///orr r1, r1, #0x17 - ///msr cpsr_c,r1 + // Setup sp in ABORT mode. cps #0x17 mov sp,#0x0800 // Setup sp in USR/SYS mode. - ///bic r1, r0, #0x1f - ///orr r1, r1, #0x1f - ///msr cpsr_c,r1 cps #0x1f mov sp,#0x6000 - // restore to SVC (in the case of a reset) - ///bic r1, r0, #0x1f - ///orr r1, r1, #0x13 - ///msr cpsr_c, r1 - //msr cpsr_c, r0 - - // setup the stack in SVC mode. + // Setup sp in SVC mode. cps #0x13 mov sp, #0x8000 |