From 2320cbebc667ac6871d4d6c8b59fee27ba6e75e5 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ky=C3=B6sti=20M=C3=A4lkki?= Date: Sat, 10 Jan 2015 07:25:15 +0200 Subject: [PATCH] AMD binaryPI: Drop ramtop via nvram MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit If HAVE_ACPI_RESUME gets implemented, EARLY_CBMEM_INIT is required too. Change-Id: I8c7932297e0938eff629d1e46081ccf3e7690aea Signed-off-by: Kyösti Mälkki Reviewed-on: http://review.coreboot.org/8185 Tested-by: build bot (Jenkins) Reviewed-by: Paul Menzel Reviewed-by: Edward O'Callaghan --- src/southbridge/amd/pi/avalon/early_setup.c | 30 ------------------- src/southbridge/amd/pi/avalon/hudson.c | 33 --------------------- 2 files changed, 63 deletions(-) diff --git a/src/southbridge/amd/pi/avalon/early_setup.c b/src/southbridge/amd/pi/avalon/early_setup.c index 039df20c43..9500d0ec27 100644 --- a/src/southbridge/amd/pi/avalon/early_setup.c +++ b/src/southbridge/amd/pi/avalon/early_setup.c @@ -123,34 +123,4 @@ int s3_load_nvram_early(int size, u32 *old_dword, int nvram_pos) return nvram_pos; } -#if CONFIG_HAVE_ACPI_RESUME -int acpi_get_sleep_type(void) -{ - u16 tmp = inw(ACPI_PM1_CNT_BLK); - tmp = ((tmp & (7 << 10)) >> 10); - /* printk(BIOS_DEBUG, "SLP_TYP type was %x\n", tmp); */ - return (int)tmp; -} -#endif - -#if CONFIG_HAVE_ACPI_RESUME -int acpi_is_wakeup_early(void) -{ - return (acpi_get_sleep_type() == 3); -} -#endif - -unsigned long get_top_of_ram(void) -{ - uint32_t xdata = 0; - int xnvram_pos = 0xf8, xi; - for (xi = 0; xi<4; xi++) { - outb(xnvram_pos, BIOSRAM_INDEX); - xdata &= ~(0xff << (xi * 8)); - xdata |= inb(BIOSRAM_DATA) << (xi *8); - xnvram_pos++; - } - return (unsigned long) xdata; -} - #endif diff --git a/src/southbridge/amd/pi/avalon/hudson.c b/src/southbridge/amd/pi/avalon/hudson.c index 84eaf30f8c..3c07ed26cf 100644 --- a/src/southbridge/amd/pi/avalon/hudson.c +++ b/src/southbridge/amd/pi/avalon/hudson.c @@ -38,28 +38,12 @@ #define PM_MMIO_BASE 0xfed80300 -#if CONFIG_HAVE_ACPI_RESUME int acpi_get_sleep_type(void) { u16 tmp = inw(ACPI_PM1_CNT_BLK); tmp = ((tmp & (7 << 10)) >> 10); - /* printk(BIOS_DEBUG, "SLP_TYP type was %x\n", tmp); */ return (int)tmp; } -#endif - -void backup_top_of_ram(uint64_t ramtop) -{ - u32 dword = (u32) ramtop; - int nvram_pos = 0xf8, i; /* temp */ - /* printk(BIOS_DEBUG, "dword=%x\n", dword); */ - for (i = 0; i<4; i++) { - /* printk(BIOS_DEBUG, "nvram_pos=%x, dword>>(8*i)=%x\n", nvram_pos, (dword >>(8 * i)) & 0xff); */ - outb(nvram_pos, BIOSRAM_INDEX); - outb((dword >>(8 * i)) & 0xff , BIOSRAM_DATA); - nvram_pos++; - } -} void pm_write8(u8 reg, u8 value) { @@ -113,23 +97,6 @@ void hudson_enable(device_t dev) } } -#if CONFIG_HAVE_ACPI_RESUME -unsigned long get_top_of_ram(void) -{ - uint32_t xdata = 0; - int xnvram_pos = 0xf8, xi; - if (acpi_get_sleep_type() != 3) - return 0; - for (xi = 0; xi<4; xi++) { - outb(xnvram_pos, BIOSRAM_INDEX); - xdata &= ~(0xff << (xi * 8)); - xdata |= inb(BIOSRAM_DATA) << (xi *8); - xnvram_pos++; - } - return (unsigned long) xdata; -} -#endif - static void hudson_init_acpi_ports(void) { /* We use some of these ports in SMM regardless of whether or not