| 1 | /*
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| 2 | * Copyright (c) 2009 Vineeth Pillai
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 |
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| 29 | /** @addtogroup arm32integratorcp
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| 30 | * @brief Integratorcp machine specific parts.
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| 31 | * @ingroup arm32
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| 32 | * @{
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| 33 | */
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| 34 | /** @file
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| 35 | * @brief Integratorcp peripheries drivers declarations.
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| 36 | */
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| 37 |
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| 38 | #ifndef KERN_arm32_MACHINE_H_
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| 39 | #define KERN_arm32_MACHINE_H_
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| 40 |
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| 41 | #include <arch/machine_func.h>
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| 42 |
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| 43 | /** Last interrupt number (beginning from 0) whose status is probed
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| 44 | * from interrupt controller
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| 45 | */
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| 46 | #define ICP_IRQC_MAX_IRQ 8
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| 47 | #define ICP_KBD_IRQ 3
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| 48 | #define ICP_TIMER_IRQ 6
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| 49 |
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| 50 | /** Timer frequency */
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| 51 | #define ICP_TIMER_FREQ 10000
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| 52 |
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| 53 | #define ICP_UART 0x16000000
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| 54 | #define ICP_KBD 0x18000000
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| 55 | #define ICP_KBD_STAT 0x04
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| 56 | #define ICP_KBD_DATA 0x08
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| 57 | #define ICP_KBD_INTR_STAT 0x10
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| 58 | #define ICP_RTC 0x13000000
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| 59 | #define ICP_RTC1_LOAD_OFFSET 0x100
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| 60 | #define ICP_RTC1_READ_OFFSET 0x104
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| 61 | #define ICP_RTC1_CTL_OFFSET 0x108
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| 62 | #define ICP_RTC1_INTRCLR_OFFSET 0x10C
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| 63 | #define ICP_RTC1_INTRSTAT_OFFSET 0x114
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| 64 | #define ICP_RTC1_BGLOAD_OFFSET 0x118
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| 65 | #define ICP_RTC_CTL_VALUE 0x00E2
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| 66 | #define ICP_IRQC 0x14000000
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| 67 | #define ICP_IRQC_MASK_OFFSET 0xC
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| 68 | #define ICP_IRQC_UNMASK_OFFSET 0x8
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| 69 | #define ICP_FB 0x00800000
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| 70 | #define ICP_FB_FRAME (ICP_FB >> 12)
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| 71 | #define ICP_FB_NUM_FRAME 512
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| 72 | #define ICP_VGA 0xC0000000
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| 73 | #define ICP_CMCR 0x10000000
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| 74 | #define ICP_SDRAM_MASK 0x1C
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| 75 | #define ICP_SDRAMCR_OFFSET 0x20
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| 76 |
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| 77 | typedef struct {
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| 78 | uintptr_t uart;
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| 79 | uintptr_t kbd_ctrl;
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| 80 | uintptr_t kbd_stat;
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| 81 | uintptr_t kbd_data;
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| 82 | uintptr_t kbd_intstat;
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| 83 | uintptr_t rtc;
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| 84 | uintptr_t rtc1_load;
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| 85 | uintptr_t rtc1_read;
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| 86 | uintptr_t rtc1_ctl;
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| 87 | uintptr_t rtc1_intrclr;
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| 88 | uintptr_t rtc1_intrstat;
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| 89 | uintptr_t rtc1_bgload;
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| 90 | uintptr_t irqc;
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| 91 | uintptr_t irqc_mask;
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| 92 | uintptr_t irqc_unmask;
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| 93 | uintptr_t vga;
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| 94 | uintptr_t cmcr;
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| 95 | uintptr_t sdramcr;
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| 96 | } icp_hw_map_t;
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| 97 |
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| 98 |
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| 99 | extern void icp_init(void);
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| 100 | extern void icp_fb_init(void);
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| 101 | extern void icp_output_init(void);
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| 102 | extern void icp_input_init(void);
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| 103 | extern void icp_release_console(void);
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| 104 | extern void icp_grab_console(void);
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| 105 | extern void icp_timer_irq_start(void);
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| 106 | extern void icp_cpu_halt(void);
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| 107 | extern void icp_irq_exception(int exc_no, istate_t *istate);
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| 108 | extern uintptr_t icp_get_memory_size(void);
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| 109 | extern uintptr_t icp_get_fb_address(void);
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| 110 | extern void icp_fb_init(void);
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| 111 | extern void icp_frame_init(void);
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| 112 |
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| 113 | #endif
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| 114 |
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| 115 | /** @}
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| 116 | */
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