From 4377351db43c94d400124a3948a0e70bde878289 Mon Sep 17 00:00:00 2001 From: Florian Fainelli Date: Mon, 26 Mar 2007 07:32:10 +0000 Subject: Preserve fw_arg0-3 to allow runtime bootloader detection (Gabor Juhos) SVN-Revision: 6711 --- target/linux/adm5120-2.6/image/lzma-loader/src/decompress.c | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) (limited to 'target/linux/adm5120-2.6/image/lzma-loader/src/decompress.c') diff --git a/target/linux/adm5120-2.6/image/lzma-loader/src/decompress.c b/target/linux/adm5120-2.6/image/lzma-loader/src/decompress.c index b0ed2fc8c4..d3610241f6 100644 --- a/target/linux/adm5120-2.6/image/lzma-loader/src/decompress.c +++ b/target/linux/adm5120-2.6/image/lzma-loader/src/decompress.c @@ -30,6 +30,9 @@ * 24-Apr-2005 Oleg I. Vdovikin * reordered functions using lds script, removed forward decl * + * 24-Mar-2007 Gabor Juhos + * pass original values of the a0,a1,a2,a3 registers to the kernel + * */ #include "LzmaDecode.h" @@ -93,6 +96,9 @@ extern unsigned char workspace[]; unsigned int offset; unsigned char *data; +typedef void (*kernel_entry)(unsigned long reg_a0, unsigned long reg_a1, + unsigned long reg_a2, unsigned long reg_a3); + /* flash access should be aligned, so wrapper is used */ /* read byte from the flash, all accesses are 32-bit aligned */ static int read_byte(void *object, unsigned char **buffer, UInt32 *bufferSize) @@ -119,7 +125,9 @@ static __inline__ unsigned char get_byte(void) } /* should be the first function */ -void entry(unsigned long icache_size, unsigned long icache_lsize, +void entry(unsigned long reg_a0, unsigned long reg_a1, + unsigned long reg_a2, unsigned long reg_a3, + unsigned long icache_size, unsigned long icache_lsize, unsigned long dcache_size, unsigned long dcache_lsize) { unsigned int i; /* temp value */ @@ -173,7 +181,7 @@ void entry(unsigned long icache_size, unsigned long icache_lsize, /* Jump to load address */ uart_write_str("ok\r\n"); - ((void (*)(void)) LOADADDR)(); + ((kernel_entry) LOADADDR)(reg_a0, reg_a1, reg_a2, reg_a3); } uart_write_str("failed\r\n"); while (1 ); -- cgit v1.2.3