mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
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318c9e430b
There is an error in the unlzma system in the kernel. A lzma compressed squashfs filesystem does not work for me. This should compile and works for me on my Asus WL-500GP, please test it on more systems. git-svn-id: svn://svn.openwrt.org/openwrt/trunk@16441 3c298f89-4303-0410-b956-a3cf2f4a3e73
109 lines
2.4 KiB
Diff
109 lines
2.4 KiB
Diff
--- a/arch/mips/bcm47xx/prom.c
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+++ b/arch/mips/bcm47xx/prom.c
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@@ -32,6 +32,7 @@
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#include <asm/fw/cfe/cfe_error.h>
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static int cfe_cons_handle;
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+static void (* __prom_putchar)(char c);
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const char *get_system_type(void)
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{
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@@ -40,65 +41,40 @@ const char *get_system_type(void)
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void prom_putchar(char c)
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{
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+ if (__prom_putchar)
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+ __prom_putchar(c);
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+}
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+
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+void prom_putchar_cfe(char c)
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+{
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while (cfe_write(cfe_cons_handle, &c, 1) == 0)
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;
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}
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-static __init void prom_init_cfe(void)
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+static __init int prom_init_cfe(void)
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{
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uint32_t cfe_ept;
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uint32_t cfe_handle;
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uint32_t cfe_eptseal;
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- int argc = fw_arg0;
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- char **envp = (char **) fw_arg2;
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- int *prom_vec = (int *) fw_arg3;
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-
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- /*
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- * Check if a loader was used; if NOT, the 4 arguments are
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- * what CFE gives us (handle, 0, EPT and EPTSEAL)
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- */
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- if (argc < 0) {
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- cfe_handle = (uint32_t)argc;
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- cfe_ept = (uint32_t)envp;
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- cfe_eptseal = (uint32_t)prom_vec;
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- } else {
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- if ((int)prom_vec < 0) {
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- /*
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- * Old loader; all it gives us is the handle,
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- * so use the "known" entrypoint and assume
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- * the seal.
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- */
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- cfe_handle = (uint32_t)prom_vec;
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- cfe_ept = 0xBFC00500;
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- cfe_eptseal = CFE_EPTSEAL;
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- } else {
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- /*
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- * Newer loaders bundle the handle/ept/eptseal
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- * Note: prom_vec is in the loader's useg
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- * which is still alive in the TLB.
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- */
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- cfe_handle = prom_vec[0];
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- cfe_ept = prom_vec[2];
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- cfe_eptseal = prom_vec[3];
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- }
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- }
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- if (cfe_eptseal != CFE_EPTSEAL) {
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- /* too early for panic to do any good */
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- printk(KERN_ERR "CFE's entrypoint seal doesn't match.");
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- while (1) ;
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- }
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+ cfe_eptseal = (uint32_t) fw_arg3;
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+ cfe_handle = (uint32_t) fw_arg0;
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+ cfe_ept = (uint32_t) fw_arg2;
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+
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+ if (cfe_eptseal != CFE_EPTSEAL)
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+ return -1;
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cfe_init(cfe_handle, cfe_ept);
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+ return 0;
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}
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-static __init void prom_init_console(void)
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+static __init void prom_init_console_cfe(void)
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{
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/* Initialize CFE console */
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cfe_cons_handle = cfe_getstdhandle(CFE_STDHANDLE_CONSOLE);
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}
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-static __init void prom_init_cmdline(void)
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+static __init void prom_init_cmdline_cfe(void)
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{
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char buf[CL_SIZE];
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@@ -146,9 +122,12 @@ static __init void prom_init_mem(void)
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void __init prom_init(void)
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{
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- prom_init_cfe();
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- prom_init_console();
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- prom_init_cmdline();
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+ if (prom_init_cfe() == 0) {
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+ //prom_init_console_cfe();
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+ //prom_init_cmdline_cfe();
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+ __prom_putchar = prom_putchar_cfe;
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+ }
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+
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prom_init_mem();
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}
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