diff options
Diffstat (limited to 'board/MAI/AmigaOneG3SE/via686.c')
| -rw-r--r-- | board/MAI/AmigaOneG3SE/via686.c | 40 |
1 files changed, 20 insertions, 20 deletions
diff --git a/board/MAI/AmigaOneG3SE/via686.c b/board/MAI/AmigaOneG3SE/via686.c index c797e47..3606db8 100644 --- a/board/MAI/AmigaOneG3SE/via686.c +++ b/board/MAI/AmigaOneG3SE/via686.c @@ -28,6 +28,8 @@ #include "via686.h" #include "i8259.h" +DECLARE_GLOBAL_DATA_PTR; + #undef VIA_DEBUG #ifdef VIA_DEBUG @@ -226,33 +228,31 @@ __asm (" .globl via_calibrate_time_base \n" extern unsigned long via_calibrate_time_base(void); -void via_calibrate_bus_freq(void) +void via_calibrate_bus_freq (void) { - DECLARE_GLOBAL_DATA_PTR; - - unsigned long tb; + unsigned long tb; - /* This is 20 microseconds */ - #define CALIBRATE_TIME 28636 + /* This is 20 microseconds */ +#define CALIBRATE_TIME 28636 + /* Enable the timer (and disable speaker) */ + unsigned char c; - /* Enable the timer (and disable speaker) */ - unsigned char c; - c = in_byte(0x61); - out_byte(0x61, ((c & ~0x02) | 0x01)); + c = in_byte (0x61); + out_byte (0x61, ((c & ~0x02) | 0x01)); - /* Set timer 2 to low/high writing */ - out_byte(0x43, 0xb0); - out_byte(0x42, CALIBRATE_TIME & 0xff); - out_byte(0x42, CALIBRATE_TIME >>8); + /* Set timer 2 to low/high writing */ + out_byte (0x43, 0xb0); + out_byte (0x42, CALIBRATE_TIME & 0xff); + out_byte (0x42, CALIBRATE_TIME >> 8); - /* Read the time base */ - tb = via_calibrate_time_base(); + /* Read the time base */ + tb = via_calibrate_time_base (); - if (tb >= 700000) - gd->bus_clk = 133333333; - else - gd->bus_clk = 100000000; + if (tb >= 700000) + gd->bus_clk = 133333333; + else + gd->bus_clk = 100000000; } |