openadk/target/ag241/patches/ar7.patch

diff -Nur linux-2.6.32.orig/arch/mips/ar7/platform.c linux-2.6.32/arch/mips/ar7/platform.c
--- linux-2.6.32.orig/arch/mips/ar7/platform.c	2009-12-03 04:51:21.000000000 +0100
+++ linux-2.6.32/arch/mips/ar7/platform.c	2009-12-16 20:10:47.564817191 +0100
@@ -509,7 +509,7 @@
 
 	memset(uart_port, 0, sizeof(struct uart_port) * 2);
 
-	uart_port[0].type = PORT_16550A;
+	uart_port[0].type = PORT_AR7;
 	uart_port[0].line = 0;
 	uart_port[0].irq = AR7_IRQ_UART0;
 	uart_port[0].uartclk = ar7_bus_freq() / 2;
@@ -524,7 +524,7 @@
 
 	/* Only TNETD73xx have a second serial port */
 	if (ar7_has_second_uart()) {
-		uart_port[1].type = PORT_16550A;
+		uart_port[1].type = PORT_AR7;
 		uart_port[1].line = 1;
 		uart_port[1].irq = AR7_IRQ_UART1;
 		uart_port[1].uartclk = ar7_bus_freq() / 2;
diff -Nur linux-2.6.32.orig/arch/mips/include/asm/page.h linux-2.6.32/arch/mips/include/asm/page.h
--- linux-2.6.32.orig/arch/mips/include/asm/page.h	2009-12-03 04:51:21.000000000 +0100
+++ linux-2.6.32/arch/mips/include/asm/page.h	2009-12-16 20:10:47.576432079 +0100
@@ -200,8 +200,11 @@
 #define VM_DATA_DEFAULT_FLAGS	(VM_READ | VM_WRITE | VM_EXEC | \
 				 VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
 
-#define UNCAC_ADDR(addr)	((addr) - PAGE_OFFSET + UNCAC_BASE)
-#define CAC_ADDR(addr)		((addr) - UNCAC_BASE + PAGE_OFFSET)
+#define UNCAC_ADDR(addr)       ((addr) - PAGE_OFFSET + UNCAC_BASE +    \
+                                PHYS_OFFSET)
+#define CAC_ADDR(addr)         ((addr) - UNCAC_BASE + PAGE_OFFSET -    \
+                                PHYS_OFFSET)
+
 
 #include <asm-generic/memory_model.h>
 #include <asm-generic/getorder.h>
diff -Nur linux-2.6.32.orig/arch/mips/Kconfig linux-2.6.32/arch/mips/Kconfig
--- linux-2.6.32.orig/arch/mips/Kconfig	2009-12-14 21:11:40.737752912 +0100
+++ linux-2.6.32/arch/mips/Kconfig	2009-12-16 20:10:47.592420151 +0100
@@ -30,7 +30,6 @@
 	select CEVT_R4K
 	select CSRC_R4K
 	select IRQ_CPU
-	select NO_EXCEPT_FILL
 	select SWAP_IO_SPACE
 	select SYS_HAS_CPU_MIPS32_R1
 	select SYS_HAS_EARLY_PRINTK
diff -Nur linux-2.6.32.orig/arch/mips/kernel/traps.c linux-2.6.32/arch/mips/kernel/traps.c
--- linux-2.6.32.orig/arch/mips/kernel/traps.c	2009-12-03 04:51:21.000000000 +0100
+++ linux-2.6.32/arch/mips/kernel/traps.c	2009-12-16 20:10:47.596422057 +0100
@@ -1255,9 +1255,22 @@
 
 	exception_handlers[n] = handler;
 	if (n == 0 && cpu_has_divec) {
-		*(u32 *)(ebase + 0x200) = 0x08000000 |
-					  (0x03ffffff & (handler >> 2));
-		local_flush_icache_range(ebase + 0x200, ebase + 0x204);
+              if ((handler ^ (ebase + 4)) & 0xfc000000) {
+                      /* lui k0, 0x0000 */
+                      *(u32 *)(ebase + 0x200) = 0x3c1a0000 | (handler >> 16);
+                      /* ori k0, 0x0000 */
+                      *(u32 *)(ebase + 0x204) =
+                                      0x375a0000 | (handler & 0xffff);
+                      /* jr k0 */
+                      *(u32 *)(ebase + 0x208) = 0x03400008;
+                      /* nop */
+                      *(u32 *)(ebase + 0x20C) = 0x00000000;
+                      flush_icache_range(ebase + 0x200, ebase + 0x210);
+              } else {
+                      *(u32 *)(ebase + 0x200) =
+                              0x08000000 | (0x03ffffff & (handler >> 2));
+                      flush_icache_range(ebase + 0x200, ebase + 0x204);
+              }
 	}
 	return (void *)old_handler;
 }
diff -Nur linux-2.6.32.orig/drivers/mtd/ar7part.c linux-2.6.32/drivers/mtd/ar7part.c
--- linux-2.6.32.orig/drivers/mtd/ar7part.c	2009-12-03 04:51:21.000000000 +0100
+++ linux-2.6.32/drivers/mtd/ar7part.c	2009-12-17 10:51:32.044434005 +0100
@@ -28,7 +28,7 @@
 #include <linux/bootmem.h>
 #include <linux/magic.h>
 
-#define AR7_PARTS	4
+#define AR7_PARTS	5
 #define ROOT_OFFSET	0xe0000
 
 #define LOADER_MAGIC1	le32_to_cpu(0xfeedfa42)
@@ -122,14 +122,19 @@
 
 	ar7_parts[2].name = "linux";
 	ar7_parts[2].offset = pre_size;
-	ar7_parts[2].size = master->size - pre_size - post_size;
+	ar7_parts[2].size = master->size - pre_size - post_size - 2*master->erasesize;
 	ar7_parts[2].mask_flags = 0;
 
 	ar7_parts[3].name = "rootfs";
 	ar7_parts[3].offset = root_offset;
-	ar7_parts[3].size = master->size - root_offset - post_size;
+	ar7_parts[3].size = master->size - root_offset - post_size - 2*master->erasesize;
 	ar7_parts[3].mask_flags = 0;
 
+	ar7_parts[4].name = "cfgfs";
+	ar7_parts[4].offset = master->size - 2*master->erasesize;
+	ar7_parts[4].size = 2*master->erasesize;
+	ar7_parts[4].mask_flags = 0;
+
 	*pparts = ar7_parts;
 	return AR7_PARTS;
 }
diff -Nur linux-2.6.32.orig/drivers/mtd/maps/physmap.c linux-2.6.32/drivers/mtd/maps/physmap.c
--- linux-2.6.32.orig/drivers/mtd/maps/physmap.c	2009-12-03 04:51:21.000000000 +0100
+++ linux-2.6.32/drivers/mtd/maps/physmap.c	2009-12-16 20:12:01.388510102 +0100
@@ -80,7 +80,7 @@
 					"map_rom",
 					NULL };
 #ifdef CONFIG_MTD_PARTITIONS
-static const char *part_probe_types[] = { "cmdlinepart", "RedBoot", NULL };
+static const char *part_probe_types[] = { "cmdlinepart", "RedBoot", "ar7part", NULL };
 #endif
 
 static int physmap_flash_probe(struct platform_device *dev)
diff -Nur linux-2.6.32.orig/drivers/net/cpmac.c linux-2.6.32/drivers/net/cpmac.c
--- linux-2.6.32.orig/drivers/net/cpmac.c	2009-12-03 04:51:21.000000000 +0100
+++ linux-2.6.32/drivers/net/cpmac.c	2009-12-16 21:24:20.356422767 +0100
@@ -1165,7 +1165,7 @@
 	priv->dev = dev;
 	priv->ring_size = 64;
 	priv->msg_enable = netif_msg_init(debug_level, 0xff);
-	memcpy(dev->dev_addr, pdata->dev_addr, sizeof(dev->dev_addr));
+	memcpy(dev->dev_addr, pdata->dev_addr, ETH_ALEN);
 
 	snprintf(priv->phy_name, MII_BUS_ID_SIZE, PHY_ID_FMT, mdio_bus_id, phy_id);
 
diff -Nur linux-2.6.32.orig/drivers/serial/8250.c linux-2.6.32/drivers/serial/8250.c
--- linux-2.6.32.orig/drivers/serial/8250.c	2009-12-03 04:51:21.000000000 +0100
+++ linux-2.6.32/drivers/serial/8250.c	2009-12-16 20:10:58.820421544 +0100
@@ -2714,7 +2714,11 @@
 {
 	struct uart_8250_port *up = (struct uart_8250_port *)port;
 
+#ifdef CONFIG_AR7
+	wait_for_xmitr(up, BOTH_EMPTY);
+#else
 	wait_for_xmitr(up, UART_LSR_THRE);
+#endif
 	serial_out(up, UART_TX, ch);
 }
 
diff -Nur linux-2.6.32.orig/arch/mips/ar7/prom.c linux-2.6.32/arch/mips/ar7/prom.c
--- linux-2.6.32.orig/arch/mips/ar7/prom.c	2009-12-03 04:51:21.000000000 +0100
+++ linux-2.6.32/arch/mips/ar7/prom.c	2010-01-05 20:39:11.000000000 +0100
@@ -219,14 +219,6 @@
 	if (strstr(prom_getcmdline(), "console="))
 		return;
 
-#ifdef CONFIG_KGDB
-	if (!strstr(prom_getcmdline(), "nokgdb")) {
-		strcat(prom_getcmdline(), " console=kgdb");
-		kgdb_enabled = 1;
-		return;
-	}
-#endif
-
 	s = prom_getenv("modetty0");
 	if (s) {
 		baud = simple_strtoul(s, &p, 10);