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| author | Aidan MacDonald <amachronic@protonmail.com> | 2022-10-28 19:23:22 +0100 |
|---|---|---|
| committer | Aidan MacDonald <amachronic@protonmail.com> | 2022-10-28 20:32:38 +0100 |
| commit | 744ea2ff431a2b19e3fc2074525ce5953ad56609 (patch) | |
| tree | 863fa3fd2add87c1bfa3b1a03a9a2449514c5dbf | |
| parent | 9e258652c47b0225730a19775304a33649f5c0a2 (diff) | |
| download | rockbox-744ea2ff43.tar.gz rockbox-744ea2ff43.zip | |
x1000: Allow SPL and bootloader to pass arguments to next stage
Change-Id: I61591d704c14acf06cd192a6e9355f0a9c25d0d8
| -rw-r--r-- | firmware/target/mips/ingenic_x1000/crt0.S | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/firmware/target/mips/ingenic_x1000/crt0.S b/firmware/target/mips/ingenic_x1000/crt0.S index 86129a35a1..ad2719474b 100644 --- a/firmware/target/mips/ingenic_x1000/crt0.S +++ b/firmware/target/mips/ingenic_x1000/crt0.S @@ -55,6 +55,12 @@ _header: #endif _realstart: + /* Save bootloader arguments. */ + move s0, a0 + move s1, a1 + move s2, a2 + move s3, a3 + /* Copy IRAM from BSS to low memory. */ la a0, _iramcopy la a1, _iramstart @@ -109,6 +115,13 @@ _realstart: /* Jump to C code */ jal system_early_init nop + + /* Restore bootloader arguments, jump to main. */ + move a0, s0 + move a1, s1 + move a2, s2 + move a3, s3 + j main move ra, zero /* init backtrace root */ |