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authorAidan MacDonald <amachronic@protonmail.com>2022-05-17 16:29:18 +0100
committerAidan MacDonald <amachronic@protonmail.com>2022-05-22 07:16:11 -0400
commit5ee9a451266b0b8616435319f43e874932d2a237 (patch)
tree6f9e0050a83490fe327b9843d88f98a6cf9c3cd9 /firmware/target
parent981e9728390b401404c36241e2ce6bd4cfcb723d (diff)
downloadrockbox-5ee9a451266b0b8616435319f43e874932d2a237.tar.gz
rockbox-5ee9a451266b0b8616435319f43e874932d2a237.zip
mips: stop backtraces at main()
Initialize ra=0 before calling main so backtraces don't walk through the startup code. Change-Id: Ia8796ce38b32d14025b47b3e00061267ee25cbaf
Diffstat (limited to 'firmware/target')
-rw-r--r--firmware/target/mips/ingenic_jz47xx/crt0.S2
-rw-r--r--firmware/target/mips/ingenic_x1000/crt0.S2
2 files changed, 2 insertions, 2 deletions
diff --git a/firmware/target/mips/ingenic_jz47xx/crt0.S b/firmware/target/mips/ingenic_jz47xx/crt0.S
index 258a5c02fc..1652bea8e5 100644
--- a/firmware/target/mips/ingenic_jz47xx/crt0.S
+++ b/firmware/target/mips/ingenic_jz47xx/crt0.S
@@ -185,7 +185,7 @@ _irq_stack_loop:
jal system_main /* Init clocks etc first */
ssnop
j main
- ssnop
+ move ra, zero /* init backtrace root */
/*
diff --git a/firmware/target/mips/ingenic_x1000/crt0.S b/firmware/target/mips/ingenic_x1000/crt0.S
index d079b01e2a..9d89ac1227 100644
--- a/firmware/target/mips/ingenic_x1000/crt0.S
+++ b/firmware/target/mips/ingenic_x1000/crt0.S
@@ -110,7 +110,7 @@ _realstart:
jal system_early_init
nop
j main
- nop
+ move ra, zero /* init backtrace root */
/* copy(void* src, void* dst, void* dst_end) */
_copy: