diff options
author | hauke <hauke@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2012-05-17 13:20:10 +0000 |
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committer | hauke <hauke@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2012-05-17 13:20:10 +0000 |
commit | c343cde4928d4ba1ee1de82196b12b0ef97faa49 (patch) | |
tree | 91ddf09ead9b2899c39a0cd83cf975ec44e5d201 /target/linux/brcm47xx/patches-3.2/116-MIPS-BCM47xx-Remove-CFE-console.patch | |
parent | 3a72299e5b54000d2351a71ac5cd75425e7faffb (diff) |
brcm47xx: remove support for kernel 3.2
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@31771 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/brcm47xx/patches-3.2/116-MIPS-BCM47xx-Remove-CFE-console.patch')
-rw-r--r-- | target/linux/brcm47xx/patches-3.2/116-MIPS-BCM47xx-Remove-CFE-console.patch | 141 |
1 files changed, 0 insertions, 141 deletions
diff --git a/target/linux/brcm47xx/patches-3.2/116-MIPS-BCM47xx-Remove-CFE-console.patch b/target/linux/brcm47xx/patches-3.2/116-MIPS-BCM47xx-Remove-CFE-console.patch deleted file mode 100644 index 1ae09d86e..000000000 --- a/target/linux/brcm47xx/patches-3.2/116-MIPS-BCM47xx-Remove-CFE-console.patch +++ /dev/null @@ -1,141 +0,0 @@ -From 5219981646071abb6731634bf47781a53e248764 Mon Sep 17 00:00:00 2001 -From: Hauke Mehrtens <hauke@hauke-m.de> -Date: Sun, 18 Jul 2010 15:11:26 +0200 -Subject: [PATCH 6/6] MIPS: BCM47xx: Remove CFE console - -Do not use the CFE console. It causes hangs on some devices like the -Buffalo WHR-HP-G54. -This was reported in https://dev.openwrt.org/ticket/4061 and -https://forum.openwrt.org/viewtopic.php?id=17063 - -Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> ---- - arch/mips/Kconfig | 1 - - arch/mips/bcm47xx/prom.c | 82 +++------------------------------------------ - 2 files changed, 6 insertions(+), 77 deletions(-) - ---- a/arch/mips/Kconfig -+++ b/arch/mips/Kconfig -@@ -97,7 +97,6 @@ config BCM47XX - select SYS_SUPPORTS_32BIT_KERNEL - select SYS_SUPPORTS_LITTLE_ENDIAN - select GENERIC_GPIO -- select SYS_HAS_EARLY_PRINTK - select CFE - help - Support for BCM47XX based boards ---- a/arch/mips/bcm47xx/prom.c -+++ b/arch/mips/bcm47xx/prom.c -@@ -31,96 +31,28 @@ - #include <asm/fw/cfe/cfe_api.h> - #include <asm/fw/cfe/cfe_error.h> - --static int cfe_cons_handle; -- - const char *get_system_type(void) - { - return "Broadcom BCM47XX"; - } - --void prom_putchar(char c) --{ -- while (cfe_write(cfe_cons_handle, &c, 1) == 0) -- ; --} -- --static __init void prom_init_cfe(void) -+static __init int prom_init_cfe(void) - { - uint32_t cfe_ept; - uint32_t cfe_handle; - uint32_t cfe_eptseal; -- int argc = fw_arg0; -- char **envp = (char **) fw_arg2; -- int *prom_vec = (int *) fw_arg3; -- -- /* -- * Check if a loader was used; if NOT, the 4 arguments are -- * what CFE gives us (handle, 0, EPT and EPTSEAL) -- */ -- if (argc < 0) { -- cfe_handle = (uint32_t)argc; -- cfe_ept = (uint32_t)envp; -- cfe_eptseal = (uint32_t)prom_vec; -- } else { -- if ((int)prom_vec < 0) { -- /* -- * Old loader; all it gives us is the handle, -- * so use the "known" entrypoint and assume -- * the seal. -- */ -- cfe_handle = (uint32_t)prom_vec; -- cfe_ept = 0xBFC00500; -- cfe_eptseal = CFE_EPTSEAL; -- } else { -- /* -- * Newer loaders bundle the handle/ept/eptseal -- * Note: prom_vec is in the loader's useg -- * which is still alive in the TLB. -- */ -- cfe_handle = prom_vec[0]; -- cfe_ept = prom_vec[2]; -- cfe_eptseal = prom_vec[3]; -- } -- } -+ -+ cfe_eptseal = (uint32_t) fw_arg3; -+ cfe_handle = (uint32_t) fw_arg0; -+ cfe_ept = (uint32_t) fw_arg2; - - if (cfe_eptseal != CFE_EPTSEAL) { -- /* too early for panic to do any good */ - printk(KERN_ERR "CFE's entrypoint seal doesn't match."); -- while (1) ; -+ return -1; - } - - cfe_init(cfe_handle, cfe_ept); --} -- --static __init void prom_init_console(void) --{ -- /* Initialize CFE console */ -- cfe_cons_handle = cfe_getstdhandle(CFE_STDHANDLE_CONSOLE); --} -- --static __init void prom_init_cmdline(void) --{ -- static char buf[COMMAND_LINE_SIZE] __initdata; -- -- /* Get the kernel command line from CFE */ -- if (cfe_getenv("LINUX_CMDLINE", buf, COMMAND_LINE_SIZE) >= 0) { -- buf[COMMAND_LINE_SIZE - 1] = 0; -- strcpy(arcs_cmdline, buf); -- } -- -- /* Force a console handover by adding a console= argument if needed, -- * as CFE is not available anymore later in the boot process. */ -- if ((strstr(arcs_cmdline, "console=")) == NULL) { -- /* Try to read the default serial port used by CFE */ -- if ((cfe_getenv("BOOT_CONSOLE", buf, COMMAND_LINE_SIZE) < 0) -- || (strncmp("uart", buf, 4))) -- /* Default to uart0 */ -- strcpy(buf, "uart0"); -- -- /* Compute the new command line */ -- snprintf(arcs_cmdline, COMMAND_LINE_SIZE, "%s console=ttyS%c,115200", -- arcs_cmdline, buf[4]); -- } -+ return 0; - } - - static __init void prom_init_mem(void) -@@ -161,8 +93,6 @@ static __init void prom_init_mem(void) - void __init prom_init(void) - { - prom_init_cfe(); -- prom_init_console(); -- prom_init_cmdline(); - prom_init_mem(); - } - |