Kernel updates since December 2009

include/l4/platform/realview/offsets.h

@@ -0,0 +1,64 @@
+/*
+ * Describes physical memory layout of realview platform.
+ * Right now this contains common offsets for
+ * pb11mpcore, pba9 and eb.
+ *
+ * This is internally included by respective platform's offsets.h
+ *
+ * Copyright (C) 2007 Bahadir Balban
+ */
+
+#ifndef __PLATFORM_REALVIEW_OFFSETS_H__
+#define __PLATFORM_REALVIEW_OFFSETS_H__
+
+/* Physical memory base */
+#define	PLATFORM_PHYS_MEM_START			0x00000000 /* inclusive */
+#define	PLATFORM_PHYS_MEM_END			0x10000000 /* 256 MB, exclusive */
+
+/*
+ * Device offsets in physical memory
+ * Naming of devices done starting with 0 subscript,
+ * as we use these names for device capability
+ */
+#define	PLATFORM_SYSTEM_REGISTERS	0x10000000 /* System registers */
+#define	PLATFORM_SYSCTRL_BASE		0x10001000 /* System controller0 */
+#define PLATFORM_UART0_BASE		0x10009000 /* Console port (UART0) */
+#define PLATFORM_UART1_BASE		0x1000A000 /* Console port (UART1) */
+#define PLATFORM_UART2_BASE		0x1000B000 /* Console port (UART2) */
+#define PLATFORM_UART3_BASE		0x1000C000 /* Console port (UART3) */
+#define PLATFORM_TIMER0_BASE		0x10011000 /* Timers 0 and 1 */
+#define PLATFORM_TIMER1_BASE		0x10012000 /* Timers 2 and 3 */
+
+/*
+ * Virtual Memory base address, where devices will be mapped.
+ * Each Device will take one page in virtual memory.
+ * Nice and smooth.
+ */
+#define DEVICE_PAGE			0x1000
+
+#define PLATFORM_SYSREGS_VBASE  (IO_AREA0_VADDR + (0 * DEVICE_PAGE))
+#define PLATFORM_SYSCTRL_VBASE  (IO_AREA0_VADDR + (1 * DEVICE_PAGE))
+#define PLATFORM_SYSCTRL1_VBASE (IO_AREA0_VADDR + (2 * DEVICE_PAGE))
+#define PLATFORM_CONSOLE_VBASE  (IO_AREA0_VADDR + (3 * DEVICE_PAGE))
+#define PLATFORM_TIMER0_VBASE   (IO_AREA0_VADDR + (4 * DEVICE_PAGE))
+#define PLATFORM_GIC0_VBASE     (IO_AREA0_VADDR + (5 * DEVICE_PAGE))
+#define PLATFORM_GIC1_VBASE     (IO_AREA0_VADDR + (7 * DEVICE_PAGE))
+#define PLATFORM_GIC2_VBASE     (IO_AREA0_VADDR + (9 * DEVICE_PAGE))
+#define PLATFORM_GIC3_VBASE     (IO_AREA0_VADDR + (11 * DEVICE_PAGE))
+
+/* Add userspace devices here as they become necessary for irqs */
+
+/* Add size of various user space devices, to be used in capability generation */
+
+/* The SP810 system controller offsets */
+#define SP810_BASE			PLATFORM_SYSCTRL_VBASE
+#define SP810_SCCTRL			(SP810_BASE + 0x0)
+
+/* Add size of various user space devices, to be used in capability generation */
+#define PLATFORM_UART1_SIZE		DEVICE_PAGE
+#define PLATFORM_UART2_SIZE		DEVICE_PAGE
+#define PLATFORM_UART3_SIZE		DEVICE_PAGE
+#define PLATFORM_TIMER1_SIZE		DEVICE_PAGE
+
+#endif /* __PLATFORM_REALVIEW_OFFSETS_H__ */
+

include/l4/platform/realview/platform.h

@@ -0,0 +1,24 @@
+/*
+ * Platform specific ties between drivers and
+ * generic APIs used by the kernel.
+ * E.g. system timer and console.
+ *
+ * Copyright (C) Bahadir Balban 2007
+ */
+
+#ifndef __REALVIEW_PLATFORM_H__
+#define __REALVIEW_PLATFORM_H__
+
+void init_platform_irq_controller();
+void init_platform_devices();
+
+void platform_timer_start(void);
+void platform_test_cpucycles();
+
+void platform_timer_start(void);
+
+void scu_init(void);
+
+void scu_print_state(void);
+
+#endif /* __REALVIEW_PLATFORM_H__ */

include/l4/platform/realview/timer.h

@@ -0,0 +1,13 @@
+/*
+ * Platform encapsulation over timer driver.
+ *
+ * Copyright (C) 2007 Bahadir Balban
+ *
+ */
+
+#ifndef __PLATFORM_REALVIEW_TIMER_H__
+#define __PLATFORM_REALVIEW_TIMER_H__
+
+#include <l4/drivers/timer/sp804/timer.h>
+
+#endif /* __PLATFORM_REALVIEW_TIMER_H__ */

include/l4/platform/realview/uart.h

@@ -0,0 +1,14 @@
+/*
+ * Ties generic uart call to platform specific
+ * uart driver implementation
+ *
+ * Copyright (C) 2007 Bahadir Balban
+ */
+
+#ifndef __PLATFORM_REALVIEW_UART_H__
+#define __PLATFORM_REALVIEW_UART_H__
+
+/* Platform specific implementations are defined here */
+#include <l4/drivers/uart/pl011/uart.h>
+
+#endif /* __PLATFORM_REALVIEW_UART_H__ */