Add support for the Roda RK886EX a.k.a Rocky III+ ruggedised notebook

http://www.roda-computer.com/en/products/notebooks/rocky-iii-rk886ex.html

Signed-off-by: Stefan Reinauer <stepan@coresystems.de>
Acked-by: Ronald G. Minnich <rminnich@gmail.com>
Acked-by: Peter Stuge <peter@stuge.se>



git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5031 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

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,
+};
+