MIPS: FW: sead3: Use new common FW library variable processing.

Remove old YAMON prom code and use common firmware library code.

Signed-off-by: Steven J. Hill <Steven.Hill@imgtec.com>

1 files changed, 46 insertions, 35 deletions

diff --git a/arch/mips/mti-sead3/sead3-init.c b/arch/mips/mti-sead3/sead3-init.c
index f95abaa1aa5d..357c0e105600 100644
--- a/arch/mips/mti-sead3/sead3-init.c
+++ b/arch/mips/mti-sead3/sead3-init.c
@@ -13,37 +13,51 @@
 #include <asm/traps.h>
 #include <asm/mips-boards/generic.h>
 #include <asm/mips-boards/prom.h>
-
-extern void prom_init_early_console(char port);
+#include <asm/fw/fw.h>
 
 extern char except_vec_nmi;
 extern char except_vec_ejtag_debug;
 
-int prom_argc;
-int *_prom_argv, *_prom_envp;
-
-#define prom_envp(index) ((char *)(long)_prom_envp[(index)])
-
-char *prom_getenv(char *envname)
+#ifdef CONFIG_SERIAL_8250_CONSOLE
+static void __init console_config(void)
 {
-        /*
-         * Return a pointer to the given environment variable.
-         * In 64-bit mode: we're using 64-bit pointers, but all pointers
-         * in the PROM structures are only 32-bit, so we need some
-         * workarounds, if we are running in 64-bit mode.
-         */
-        int i, index = 0;
-
-        i = strlen(envname);
-
-        while (prom_envp(index)) {
-                if (strncmp(envname, prom_envp(index), i) == 0)
-                        return prom_envp(index+1);
-                index += 2;
+        char console_string[40];
+        int baud = 0;
+        char parity = '\0', bits = '\0', flow = '\0';
+        char *s;
+
+        if ((strstr(fw_getcmdline(), "console=")) == NULL) {
+                s = fw_getenv("modetty0");
+                if (s) {
+                        while (*s >= '0' && *s <= '9')
+                                baud = baud*10 + *s++ - '0';
+                        if (*s == ',')
+                                s++;
+                        if (*s)
+                                parity = *s++;
+                        if (*s == ',')
+                                s++;
+                        if (*s)
+                                bits = *s++;
+                        if (*s == ',')
+                                s++;
+                        if (*s == 'h')
+                                flow = 'r';
+                }
+                if (baud == 0)
+                        baud = 38400;
+                if (parity != 'n' && parity != 'o' && parity != 'e')
+                        parity = 'n';
+                if (bits != '7' && bits != '8')
+                        bits = '8';
+                if (flow == '\0')
+                        flow = 'r';
+                sprintf(console_string, " console=ttyS0,%d%c%c%c", baud,
+                        parity, bits, flow);
+                strcat(fw_getcmdline(), console_string);
         }
-
-        return NULL;
 }
+#endif
 
 static void __init mips_nmi_setup(void)
 {
@@ -69,23 +83,20 @@ static void __init mips_ejtag_setup(void)
 
 void __init prom_init(void)
 {
-        prom_argc = fw_arg0;
-        _prom_argv = (int *) fw_arg1;
-        _prom_envp = (int *) fw_arg2;
-
         board_nmi_handler_setup = mips_nmi_setup;
         board_ejtag_handler_setup = mips_ejtag_setup;
 
-        prom_init_cmdline();
+        fw_init_cmdline();
 #ifdef CONFIG_EARLY_PRINTK
-        if ((strstr(prom_getcmdline(), "console=ttyS0")) != NULL)
-                prom_init_early_console(0);
-        else if ((strstr(prom_getcmdline(), "console=ttyS1")) != NULL)
-                prom_init_early_console(1);
+        if ((strstr(fw_getcmdline(), "console=ttyS0")) != NULL)
+                fw_init_early_console(0);
+        else if ((strstr(fw_getcmdline(), "console=ttyS1")) != NULL)
+                fw_init_early_console(1);
 #endif
 #ifdef CONFIG_SERIAL_8250_CONSOLE
-        if ((strstr(prom_getcmdline(), "console=")) == NULL)
-                strcat(prom_getcmdline(), " console=ttyS0,38400n8r");
+        if ((strstr(fw_getcmdline(), "console=")) == NULL)
+                strcat(fw_getcmdline(), " console=ttyS0,38400n8r");
+        console_config();
 #endif
 }