rvtr/ctr_firmware
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スキャッタロードでVFPへアクセスした時の対処。

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git-svn-id: file:///Volumes/Transfer/gigaleak_20231201/2020-09-30%20-%20paladin.7z/paladin/ctr_firmware@147 b871894f-2f95-9b40-918c-086798483c85
This commit is contained in:
nakasima 2008-12-26 10:49:17 +00:00
parent c8741cd761
commit 45ff28b965
2 changed files with 20 additions and 0 deletions
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4
trunk/bootrom/build/buildtools/commondefs.config
View File

@ -21,6 +21,7 @@ BROM_COMMONDEFS_CONFIG_ = TRUE
#BROM_ENABLE_BOOTROM_WRITE = TRUE #BROM_ENABLE_BOOTROM_WRITE = TRUE
#BROM_DEV_EARLY_RELEASE = TRUE #BROM_DEV_EARLY_RELEASE = TRUE
#BROM_DEF_LINK_SCATLD = TRUE #BROM_DEF_LINK_SCATLD = TRUE
BROM_ENABLE_SCATLD_VFP = TRUE
#BROM_ENABLE_THREAD = TRUE #BROM_ENABLE_THREAD = TRUE
ifdef BROM_ENABLE_BOOTROM_WRITE ifdef BROM_ENABLE_BOOTROM_WRITE
@ -35,6 +36,9 @@ endif
ifdef BROM_ENABLE_THREAD ifdef BROM_ENABLE_THREAD
MACRO_FLAGS += -DBROM_ENABLE_THREAD MACRO_FLAGS += -DBROM_ENABLE_THREAD
endif endif
ifdef BROM_ENABLE_SCATLD_VFP
MACRO_FLAGS += -DBROM_ENABLE_SCATLD_VFP
endif
#---------------------------------------------------------------------------- #----------------------------------------------------------------------------
endif # BROM_COMMONDEFS_CONFIG_ endif # BROM_COMMONDEFS_CONFIG_

16
trunk/bootrom/build/libraries/init/common/crt0_excp.c
View File

@ -39,6 +39,22 @@ LSYM(0)
stm r3!,{r0-r1} stm r3!,{r0-r1}
cmp r3, r12 cmp r3, r12
blt BSYM(0) blt BSYM(0)
#ifdef SDK_ARM11
// disable VFP
fmrx r12, fpexc
bic r12, r12, #HW_FPEXC_VFP_ENABLE
fmxr fpexc, r12
#ifdef BROM_ENABLE_SCATLD_VFP
// set undef inst handler
INASM_EXTERN( i_osUndefInstHandler )
ldr r3, =HW_UDEF_VECTOR_BUF
ldr r0, =i_osUndefInstHandler
str r0, [r3]
#endif // BROM_ENABLE_SCATLD_VFP
#endif // SDK_ARM11
bx lr bx lr
i_stupExcpVennerCode i_stupExcpVennerCode