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https://github.com/drasko/codezero.git
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Added offsets for MPCORE, EB and CORTEX-A8
This commit is contained in:
Amit Mahajan
@@ -1,27 +1,31 @@
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#ifndef __PLATFORM_IRQ_H__
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#define __PLATFORM_IRQ_H__
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#define IRQ_CHIPS_MAX 2
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#define IRQS_MAX 64
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/* TODO: Not sure about this, need to check */
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#define IRQ_CHIPS_MAX 4
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#define IRQS_MAX 96
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/* IRQ indices. */
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/*
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* IRQ indices,
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* GIC 0 and 1 are for logic tile 1
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* GIC 2 and 3 are for logic tile 2
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*/
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#define IRQ_TIMER01 4
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#define IRQ_TIMER23 5
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#define IRQ_RTC 10
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#define IRQ_UART0 12
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#define IRQ_UART1 13
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#define IRQ_UART2 14
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#define IRQ_SIC 31
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/* Cascading definitions */
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#define PIC_IRQS_MAX 31 /* Total irqs on PIC */
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/* The local irq line of the dummy peripheral on this chip */
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#define LOCALIRQ_DUMMY 15
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/* The irq index offset of this chip, is the maximum of previous chip + 1 */
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#define SIRQ_CHIP_OFFSET (PIC_IRQS_MAX + 1)
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/* The global irq number of dummy is the local irq line + it's chip offset */
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#define IRQ_DUMMY (LOCALIRQ_DUMMY + SIRQ_CHIP_OFFSET)
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#define IRQ_UART3 15
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/*
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* TODO: Seems like GIC0 and GIC1 are cascaded for logic tile1
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* and GIC2 and GIC3 are cascaded for logic tile 2.
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* Interrupt Distribution:
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* 0-31: Used as SI provided by distributed interrupt controller
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* 32-63: Externel Peripheral Interrupts
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* 64-71: Interrupts from tile site 1
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* 72-79: Interrupts from tile site 2
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* 80-95: PCI and reserved Interrupts
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*/
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#endif /* __PLATFORM_IRQ_H__ */
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@@ -1,15 +1,15 @@
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/*
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* Describes physical memory layout of pb926 platform.
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* Describes physical memory layout of EB platform.
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*
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* Copyright (C) 2007 Bahadir Balban
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*/
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#ifndef __PLATFORM_PB926_OFFSETS_H__
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#define __PLATFORM_PB926_OFFSETS_H__
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#ifndef __PLATFORM_EB_OFFSETS_H__
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#define __PLATFORM_EB_OFFSETS_H__
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/* Physical memory base */
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#define PHYS_MEM_START 0x00000000 /* inclusive */
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#define PHYS_MEM_END 0x08000000 /* 128 MB, exclusive */
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#define PHYS_MEM_END 0x10000000 /* 256 MB, exclusive */
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/*
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* These bases taken from where kernel is `physically' linked at,
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@@ -20,18 +20,23 @@
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#define PHYS_ADDR_BASE 0x100000
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/* Device memory base */
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#define PB926_DEV_PHYS 0x10000000
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#define EB_DEV_PHYS 0x10000000
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/* Device offsets in physical memory */
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#define PB926_SYSTEM_REGISTERS 0x10000000 /* System registers */
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#define PB926_SYSCTRL_BASE 0x101E0000 /* System controller */
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#define PB926_WATCHDOG_BASE 0x101E1000 /* Watchdog */
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#define PB926_TIMER01_BASE 0x101E2000 /* Timers 0 and 1 */
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#define PB926_TIMER23_BASE 0x101E3000 /* Timers 2 and 3 */
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#define PB926_RTC_BASE 0x101E8000 /* Real Time Clock */
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#define PB926_VIC_BASE 0x10140000 /* Primary Vectored IC */
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#define PB926_SIC_BASE 0x10003000 /* Secondary IC */
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#define PB926_UART0_BASE 0x101F1000 /* Console port (UART0) */
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#define EB_SYSTEM_REGISTERS 0x10000000 /* System registers */
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#define EB_SYSCTRL_BASE 0x10001000 /* System controller */
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#define EB_UART0_BASE 0x10009000 /* UART 0 */
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#define EB_UART1_BASE 0x1000A000 /* UART 1 */
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#define EB_UART2_BASE 0x1000B000 /* UART 2 */
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#define EB_UART3_BASE 0x1000C000 /* UART 3 */
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#define EB_WATCHDOG0_BASE 0x10010000 /* WATCHDOG */
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#define EB_TIMER01_BASE 0x10011000 /* TIMER 0-1 */
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#define EB_TIMER23_BASE 0x10012000 /* TIMER 2-3 */
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#define EB_RTC_BASE 0x10017000 /* RTC interface */
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#define EB_GIC0_BASE 0x10040000 /* GIC 0 */
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#define EB_GIC1_BASE 0x10050000 /* GIC 1 */
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#define EB_GIC2_BASE 0x10060000 /* GIC 2 */
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#define EB_GIC3_BASE 0x10070000 /* GIC 3 */
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/*
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* Uart virtual address until a file-based console access
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@@ -44,17 +49,23 @@
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* device base address. Each page on this virtual base is consecutively
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* allocated to devices. Nice and smooth.
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*/
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#define PB926_TIMER01_VOFFSET 0x00000000
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#define PB926_UART0_VOFFSET 0x00001000
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#define PB926_VIC_VOFFSET 0x00002000
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#define PB926_SIC_VOFFSET 0x00003000
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#define PB926_SYSREGS_VOFFSET 0x00005000
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#define PB926_SYSCTRL_VOFFSET 0x00006000
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#define EB_SYSREGS_VOFFSET 0x00000000
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#define EB_SYSCTRL_VOFFSET 0x00001000
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#define EB_UART0_VOFFSET 0x00002000
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#define EB_TIMER01_VOFFSET 0x00003000
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#define EB_GIC0_VOFFSET 0x00004000
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#define EB_GIC1_VOFFSET 0x00005000
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#define EB_GIC2_VOFFSET 0x00006000
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#define EB_GIC3_VOFFSET 0x00007000
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#define PB926_UART0_VBASE (IO_AREA0_VADDR + PB926_UART0_VOFFSET)
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#define PB926_TIMER01_VBASE (IO_AREA0_VADDR + PB926_TIMER01_VOFFSET)
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#define PB926_SYSCTRL_VBASE (IO_AREA0_VADDR + PB926_SYSCTRL_VOFFSET)
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#define PB926_VIC_VBASE (IO_AREA0_VADDR + PB926_VIC_VOFFSET)
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#define PB926_SIC_VBASE (IO_AREA0_VADDR + PB926_SIC_VOFFSET)
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#endif /* __PLATFORM_PB926_OFFSETS_H__ */
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#define EB_SYSREGS_VBASE (IO_AREA0_VADDR + EB_SYSREGS_VOFFSET)
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#define EB_SYSCTRL_VBASE (IO_AREA0_VADDR + EB_SYSCTRL0_VOFFSET)
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#define EB_UART0_VBASE (IO_AREA0_VADDR + EB_UART0_VOFFSET)
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#define EB_TIMER01_VBASE (IO_AREA0_VADDR + EB_TIMER01_VOFFSET)
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#define EB_GIC0_VBASE (IO_AREA0_VADDR + EB_GIC0_VOFFSET)
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#define EB_GIC1_VBASE (IO_AREA0_VADDR + EB_GIC1_VOFFSET)
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#define EB_GIC2_VBASE (IO_AREA0_VADDR + EB_GIC2_VOFFSET)
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#define EB_GIC3_VBASE (IO_AREA0_VADDR + EB_GIC3_VOFFSET)
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#endif /* __PLATFORM_EB_OFFSETS_H__ */
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@@ -1,5 +1,5 @@
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#ifndef __PLATFORM_PB926_PLATFORM_H__
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#define __PLATFORM_PB926_PLATFORM_H__
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#ifndef __PLATFORM_EB_PLATFORM_H__
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#define __PLATFORM_EB_PLATFORM_H__
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/*
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* Platform specific ties between drivers and generic APIs used by the kernel.
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* E.g. system timer and console.
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@@ -10,13 +10,19 @@
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#include INC_PLAT(offsets.h)
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#include INC_GLUE(memlayout.h)
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#define PLATFORM_CONSOLE_BASE PB926_UART0_VBASE
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#define PLATFORM_TIMER_BASE PB926_TIMER01_VBASE
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#define PLATFORM_SP810_BASE PB926_SYSCTRL_VBASE
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#define PLATFORM_IRQCTRL_BASE PB926_VIC_VBASE
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#define PLATFORM_SIRQCTRL_BASE PB926_SIC_VBASE
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#define PLATFORM_CONSOLE0_BASE EB_UART0_VBASE
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#define PLATFORM_TIMER0_BASE EB_TIMER01_VBASE
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#define PLATFORM_SP810_BASE EB_SYSCTRL_VBASE
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/* Total number of timers present in this platform */
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#define TOTAL_TIMERS 4
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#define PLATFORM_TIMER0 0
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#define PLATFORM_TIMER1 1
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#define PLATFORM_TIMER2 2
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#define PLATFORM_TIMER3 3
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void platform_irq_enable(int irq);
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void platform_irq_disable(int irq);
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void timer_start(void);
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#endif /* __PLATFORM_PB926_PLATFORM_H__ */
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#endif /* __PLATFORM_EB_PLATFORM_H__ */
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@@ -1,5 +1,5 @@
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#ifndef __PLATFORM__PB926__PRINTASCII__H__
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#define __PLATFORM__PB926__PRINTASCII__H__
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#ifndef __PLATFORM__EB__PRINTASCII__H__
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#define __PLATFORM__EB__PRINTASCII__H__
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#define dprintk(str, val) \
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{ \
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@@ -12,4 +12,4 @@
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void printascii(char *str);
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void printhex8(unsigned int);
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#endif /* __PLATFORM__PB926__PRINTASCII__H__ */
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#endif /* __PLATFORM__EB__PRINTASCII__H__ */
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@@ -5,16 +5,16 @@
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*
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*/
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#ifndef __PLATFORM_PB926_UART_H__
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#define __PLATFORM_PB926_UART_H__
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#ifndef __PLATFORM_EB_UART_H__
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#define __PLATFORM_EB_UART_H__
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#include INC_PLAT(offsets.h)
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#include INC_GLUE(memlayout.h)
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#define PLATFORM_CONSOLE_BASE PB926_UART0_VBASE
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#define PLATFORM_CONSOLE_BASE EB_UART0_VBASE
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#include <l4/drivers/uart/pl011/pl011_uart.h>
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void uart_init(void);
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void uart_putc(char c);
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#endif /* __PLATFORM_PB926_UART_H__ */
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#endif /* __PLATFORM_EB_UART_H__ */
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