diff options
Diffstat (limited to 'src/mainboard/roda/rk886ex/mainboard.c')
-rw-r--r-- | src/mainboard/roda/rk886ex/mainboard.c | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/src/mainboard/roda/rk886ex/mainboard.c b/src/mainboard/roda/rk886ex/mainboard.c new file mode 100644 index 0000000000..a82553f126 --- /dev/null +++ b/src/mainboard/roda/rk886ex/mainboard.c @@ -0,0 +1,147 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2007-2009 coresystems GmbH + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; version 2 of + * the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA + */ + +#include <console/console.h> +#include <device/device.h> +#include <arch/io.h> +#include <boot/tables.h> +#include <delay.h> +#if CONFIG_PCI_OPTION_ROM_RUN_YABEL +#include <x86emu/x86emu.h> +#endif +#include "chip.h" + +#include "ec.h" +#include "m3885.h" + +#define DUMP_RUNTIME_REGISTERS 0 + +static void backlight_enable(void) +{ +#if 0 +// Disabled, don't let the X9511 burn out + int i; + + /* P56 is Brightness Up, and it needs a Pulse instead of a + * Level + */ + for (i=0; i < 28; i++) { + //m3885_gpio(M3885_GPIO_PULSE|M3885_GPIO_SET|M3885_GPIO_P56); + m3885_gpio(M3885_GPIO_PULSE|M3885_GPIO_TOGGLE|M3885_GPIO_P56); + } +#endif + printk_debug("Display I/O: 0x%02x\n", inb(0x60f)); +} + +#if CONFIG_PCI_OPTION_ROM_RUN_YABEL +static int int15_handler(void) +{ + u8 display_id; +#define BOOT_DISPLAY_DEFAULT 0 +#define BOOT_DISPLAY_CRT (1 << 0) +#define BOOT_DISPLAY_TV (1 << 1) +#define BOOT_DISPLAY_EFP (1 << 2) +#define BOOT_DISPLAY_LCD (1 << 3) +#define BOOT_DISPLAY_CRT2 (1 << 4) +#define BOOT_DISPLAY_TV2 (1 << 5) +#define BOOT_DISPLAY_EFP2 (1 << 6) +#define BOOT_DISPLAY_LCD2 (1 << 7) + + printk_debug("%s: AX=%04x BX=%04x CX=%04x DX=%04x\n", + __func__, M.x86.R_AX, M.x86.R_BX, M.x86.R_CX, M.x86.R_DX); + + switch (M.x86.R_AX) { + case 0x5f35: /* Boot Display */ + M.x86.R_AX = 0x005f; // Success + M.x86.R_CL = BOOT_DISPLAY_DEFAULT; + break; + case 0x5f40: /* Boot Panel Type */ + /* LCD panel type is SIO GPIO40-43 */ + // display_id = inb(0x60f) & 0x0f; + display_id = 3; + // M.x86.R_AX = 0x015f; // Supported but failed + M.x86.R_AX = 0x005f; // Success + M.x86.R_CL = display_id; + break; + default: + /* Interrupt was not handled */ + return 0; + } + + /* Interrupt handled */ + return 1; +} + +static void int15_install(void) +{ + typedef int (* yabel_handleIntFunc)(void); + extern yabel_handleIntFunc yabel_intFuncArray[256]; + yabel_intFuncArray[0x15] = int15_handler; +} +#endif + +#if DUMP_RUNTIME_REGISTERS +static void dump_runtime_registers(void) +{ + int i; + + printk_debug("SuperIO runtime register block:\n"); + for (i=0; i<0x10; i++) + printk_debug("%02x ", i); + printk_debug("\n"); + for (i=0; i<0x10; i++) + printk_debug("%02x ", inb(0x600 +i)); + printk_debug("\n"); +} +#endif + +static void mainboard_enable(device_t dev) +{ + /* Configure the MultiKey controller */ + // m3885_configure_multikey(); + + /* Enable LCD Backlight */ + backlight_enable(); + + /* Disable Dummy DCC -> GP45 = 1 */ + outb(inb(0x60f) | (1 << 5), 0x60f); + +#if CONFIG_PCI_OPTION_ROM_RUN_YABEL + /* Install custom int15 handler for VGA OPROM */ + int15_install(); +#endif +#if DUMP_RUNTIME_REGISTERS + dump_runtime_registers(); +#endif +} + +int add_northbridge_resources(struct lb_memory *mem); + +int add_mainboard_resources(struct lb_memory *mem) +{ + return add_northbridge_resources(mem); +} + +struct chip_operations mainboard_ops = { + CHIP_NAME("Roda Computer GmbH RK886EX Rugged Notebook (ROCKY3+)") + .enable_dev = mainboard_enable, +}; + |