David Hendricks ([email protected]) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/2087
-gerrit commit 9a1451c8e25f26c547c56b3a5ebf276cbd31b3db Author: David Hendricks <[email protected]> Date: Mon Dec 31 16:30:46 2012 -0800 omit code that touches PWM to save some space This is just a temporary hack to give us some more space while developing proper bootblock and romstage code... Change-Id: I50b92e89b920cbc455d1da5be9afcffbf49f5000 Signed-off-by: David Hendricks <[email protected]> --- src/cpu/samsung/exynos5250/lowlevel_init_c.c | 2 +- src/cpu/samsung/s5p-common/Makefile.inc | 2 +- src/cpu/samsung/s5p-common/timer.c | 54 ++++++++++++++-------------- 3 files changed, 30 insertions(+), 28 deletions(-) diff --git a/src/cpu/samsung/exynos5250/lowlevel_init_c.c b/src/cpu/samsung/exynos5250/lowlevel_init_c.c index 848ebee..6c1940f 100644 --- a/src/cpu/samsung/exynos5250/lowlevel_init_c.c +++ b/src/cpu/samsung/exynos5250/lowlevel_init_c.c @@ -113,7 +113,7 @@ int lowlevel_init_subsystems(void) console_tx_byte('C'); } } - init_timer(); /* FIXME(dhendrix): was timer_init() */ +// init_timer(); /* FIXME(dhendrix): was timer_init() */ #if 0 if (actions & DO_CLOCKS) { diff --git a/src/cpu/samsung/s5p-common/Makefile.inc b/src/cpu/samsung/s5p-common/Makefile.inc index 7de3c28..9557b85 100644 --- a/src/cpu/samsung/s5p-common/Makefile.inc +++ b/src/cpu/samsung/s5p-common/Makefile.inc @@ -1,5 +1,5 @@ romstage-y += cpu_info.c -romstage-y += pwm.c # needed by timer.c +#romstage-y += pwm.c # needed by timer.c romstage-y += s5p_gpio.c romstage-y += timer.c romstage-y += s3c24x0_i2c.c diff --git a/src/cpu/samsung/s5p-common/timer.c b/src/cpu/samsung/s5p-common/timer.c index 373c374..c10ce87 100644 --- a/src/cpu/samsung/s5p-common/timer.c +++ b/src/cpu/samsung/s5p-common/timer.c @@ -25,16 +25,13 @@ #include <common.h> #include <arch/io.h> -//#include <cpu/samsung/exynos5250/pwm.h> -//#include <cpu/samsung/exynos5250/clk.h> + #include <cpu/samsung/s5p-common/pwm.h> #include <cpu/samsung/s5p-common/clk.h> #include <cpu/samsung/exynos5250/cpu.h> #include <cpu/samsung/exynos5-common/exynos5-common.h> -//#include <pwm.h> -//DECLARE_GLOBAL_DATA_PTR; static unsigned long long timer_reset_value; static unsigned long lastinc; @@ -59,28 +56,6 @@ static unsigned long timer_get_us_down(void) return readl(&timer->tcnto4); } -int init_timer(void) -{ - /* Timer may have been enabled in SPL */ - if (!pwm_check_enabled(4)) { - /* PWM Timer 4 */ - pwm_init(4, MUX_DIV_4, 0); - pwm_config(4, 100000, 100000); - pwm_enable(4); -#ifndef CONFIG_SPL_BUILD - /* Use this as the current monotonic time in us */ - //gd->timer_reset_value = 0; - timer_reset_value = 0; - - /* Use this as the last timer value we saw */ - //gd->lastinc = timer_get_us_down(); - lastinc = timer_get_us_down(); -#endif - } - - return 0; -} - /* * timer without interrupts */ @@ -107,6 +82,32 @@ unsigned long get_timer(unsigned long base) return timer_reset_value / 1000 - base; } +/* FIXME(dhendrix): We should probably do init_timer() in romstage. This + * is just a stop-gap to reduce image size until we have the proper + * bootblock code implemented. */ +#ifndef __PRE_RAM__ +int init_timer(void) +{ + /* Timer may have been enabled in SPL */ + if (!pwm_check_enabled(4)) { + /* PWM Timer 4 */ + pwm_init(4, MUX_DIV_4, 0); + pwm_config(4, 100000, 100000); + pwm_enable(4); +#ifndef CONFIG_SPL_BUILD + /* Use this as the current monotonic time in us */ + //gd->timer_reset_value = 0; + timer_reset_value = 0; + + /* Use this as the last timer value we saw */ + //gd->lastinc = timer_get_us_down(); + lastinc = timer_get_us_down(); +#endif + } + + return 0; +} + unsigned long timer_get_us(void) { struct s5p_timer *const timer = s5p_get_base_timer(); @@ -151,3 +152,4 @@ unsigned long timer_get_boot_us(void) { return timer_get_us(); } +#endif /* __PRE_RAM__ */ -- coreboot mailing list: [email protected] http://www.coreboot.org/mailman/listinfo/coreboot
