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1/*
2 * include/asm-v850/me2.h -- V850E/ME2 cpu chip
3 *
4 * Copyright (C) 2001,02,03 NEC Electronics Corporation
5 * Copyright (C) 2001,02,03 Miles Bader <miles@gnu.org>
6 *
7 * This file is subject to the terms and conditions of the GNU General
8 * Public License. See the file COPYING in the main directory of this
9 * archive for more details.
10 *
11 * Written by Miles Bader <miles@gnu.org>
12 */
13
14#ifndef __V850_ME2_H__
15#define __V850_ME2_H__
16
17#include <asm/v850e.h>
18#include <asm/v850e_cache.h>
19
20
21#define CPU_MODEL "v850e/me2"
22#define CPU_MODEL_LONG "NEC V850E/ME2"
23
24
25/* Hardware-specific interrupt numbers (in the kernel IRQ namespace). */
26#define IRQ_INTP(n) (n) /* Pnnn (pin) interrupts */
27#define IRQ_INTP_NUM 31
28#define IRQ_INTCMD(n) (0x31 + (n)) /* interval timer interrupts 0-3 */
29#define IRQ_INTCMD_NUM 4
30#define IRQ_INTDMA(n) (0x41 + (n)) /* DMA interrupts 0-3 */
31#define IRQ_INTDMA_NUM 4
32#define IRQ_INTUBTIRE(n) (0x49 + (n)*5)/* UARTB 0-1 reception error */
33#define IRQ_INTUBTIRE_NUM 2
34#define IRQ_INTUBTIR(n) (0x4a + (n)*5) /* UARTB 0-1 reception complete */
35#define IRQ_INTUBTIR_NUM 2
36#define IRQ_INTUBTIT(n) (0x4b + (n)*5) /* UARTB 0-1 transmission complete */
37#define IRQ_INTUBTIT_NUM 2
38#define IRQ_INTUBTIF(n) (0x4c + (n)*5) /* UARTB 0-1 FIFO trans. complete */
39#define IRQ_INTUBTIF_NUM 2
40#define IRQ_INTUBTITO(n) (0x4d + (n)*5) /* UARTB 0-1 reception timeout */
41#define IRQ_INTUBTITO_NUM 2
42
43/* For <asm/irq.h> */
44#define NUM_CPU_IRQS 0x59 /* V850E/ME2 */
45
46
47/* For <asm/entry.h> */
48/* We use on-chip RAM, for a few miscellaneous variables that must be
49 accessible using a load instruction relative to R0. */
50#define R0_RAM_ADDR 0xFFFFB000 /* V850E/ME2 */
51
52
53/* V850E/ME2 UARTB details.*/
54#define V850E_UART_NUM_CHANNELS 2
55#define V850E_UARTB_BASE_FREQ (CPU_CLOCK_FREQ / 4)
56
57/* This is a function that gets called before configuring the UART. */
58#define V850E_UART_PRE_CONFIGURE me2_uart_pre_configure
59#ifndef __ASSEMBLY__
60extern void me2_uart_pre_configure (unsigned chan,
61 unsigned cflags, unsigned baud);
62#endif /* __ASSEMBLY__ */
63
64
65/* V850E/ME2 timer C details. */
66#define V850E_TIMER_C_BASE_ADDR 0xFFFFF600
67
68
69/* V850E/ME2 timer D details. */
70#define V850E_TIMER_D_BASE_ADDR 0xFFFFF540
71#define V850E_TIMER_D_TMD_BASE_ADDR (V850E_TIMER_D_BASE_ADDR + 0x0)
72#define V850E_TIMER_D_CMD_BASE_ADDR (V850E_TIMER_D_BASE_ADDR + 0x2)
73#define V850E_TIMER_D_TMCD_BASE_ADDR (V850E_TIMER_D_BASE_ADDR + 0x4)
74
75#define V850E_TIMER_D_BASE_FREQ (CPU_CLOCK_FREQ / 2)
76
77
78/* Select iRAM mode. */
79#define ME2_IRAMM_ADDR 0xFFFFF80A
80#define ME2_IRAMM (*(volatile u8*)ME2_IRAMM_ADDR)
81
82
83/* Interrupt edge-detection configuration. INTF(n) and INTR(n) are only
84 valid for n == 1, 2, or 5. */
85#define ME2_INTF_ADDR(n) (0xFFFFFC00 + (n) * 0x2)
86#define ME2_INTF(n) (*(volatile u8*)ME2_INTF_ADDR(n))
87#define ME2_INTR_ADDR(n) (0xFFFFFC20 + (n) * 0x2)
88#define ME2_INTR(n) (*(volatile u8*)ME2_INTR_ADDR(n))
89#define ME2_INTFAL_ADDR 0xFFFFFC10
90#define ME2_INTFAL (*(volatile u8*)ME2_INTFAL_ADDR)
91#define ME2_INTRAL_ADDR 0xFFFFFC30
92#define ME2_INTRAL (*(volatile u8*)ME2_INTRAL_ADDR)
93#define ME2_INTFDH_ADDR 0xFFFFFC16
94#define ME2_INTFDH (*(volatile u16*)ME2_INTFDH_ADDR)
95#define ME2_INTRDH_ADDR 0xFFFFFC36
96#define ME2_INTRDH (*(volatile u16*)ME2_INTRDH_ADDR)
97#define ME2_SESC_ADDR(n) (0xFFFFF609 + (n) * 0x10)
98#define ME2_SESC(n) (*(volatile u8*)ME2_SESC_ADDR(n))
99#define ME2_SESA10_ADDR 0xFFFFF5AD
100#define ME2_SESA10 (*(volatile u8*)ME2_SESA10_ADDR)
101#define ME2_SESA11_ADDR 0xFFFFF5DD
102#define ME2_SESA11 (*(volatile u8*)ME2_SESA11_ADDR)
103
104
105/* Port 1 */
106/* Direct I/O. Bits 0-3 are pins P10-P13. */
107#define ME2_PORT1_IO_ADDR 0xFFFFF402
108#define ME2_PORT1_IO (*(volatile u8 *)ME2_PORT1_IO_ADDR)
109/* Port mode (for direct I/O, 0 = output, 1 = input). */
110#define ME2_PORT1_PM_ADDR 0xFFFFF422
111#define ME2_PORT1_PM (*(volatile u8 *)ME2_PORT1_PM_ADDR)
112/* Port mode control (0 = direct I/O mode, 1 = alternative I/O mode). */
113#define ME2_PORT1_PMC_ADDR 0xFFFFF442
114#define ME2_PORT1_PMC (*(volatile u8 *)ME2_PORT1_PMC_ADDR)
115/* Port function control (for serial interfaces, 0 = CSI30, 1 = UARTB0 ). */
116#define ME2_PORT1_PFC_ADDR 0xFFFFF462
117#define ME2_PORT1_PFC (*(volatile u8 *)ME2_PORT1_PFC_ADDR)
118
119/* Port 2 */
120/* Direct I/O. Bits 0-3 are pins P20-P25. */
121#define ME2_PORT2_IO_ADDR 0xFFFFF404
122#define ME2_PORT2_IO (*(volatile u8 *)ME2_PORT2_IO_ADDR)
123/* Port mode (for direct I/O, 0 = output, 1 = input). */
124#define ME2_PORT2_PM_ADDR 0xFFFFF424
125#define ME2_PORT2_PM (*(volatile u8 *)ME2_PORT2_PM_ADDR)
126/* Port mode control (0 = direct I/O mode, 1 = alternative I/O mode). */
127#define ME2_PORT2_PMC_ADDR 0xFFFFF444
128#define ME2_PORT2_PMC (*(volatile u8 *)ME2_PORT2_PMC_ADDR)
129/* Port function control (for serial interfaces, 0 = INTP2x, 1 = UARTB1 ). */
130#define ME2_PORT2_PFC_ADDR 0xFFFFF464
131#define ME2_PORT2_PFC (*(volatile u8 *)ME2_PORT2_PFC_ADDR)
132
133/* Port 5 */
134/* Direct I/O. Bits 0-5 are pins P50-P55. */
135#define ME2_PORT5_IO_ADDR 0xFFFFF40A
136#define ME2_PORT5_IO (*(volatile u8 *)ME2_PORT5_IO_ADDR)
137/* Port mode (for direct I/O, 0 = output, 1 = input). */
138#define ME2_PORT5_PM_ADDR 0xFFFFF42A
139#define ME2_PORT5_PM (*(volatile u8 *)ME2_PORT5_PM_ADDR)
140/* Port mode control (0 = direct I/O mode, 1 = alternative I/O mode). */
141#define ME2_PORT5_PMC_ADDR 0xFFFFF44A
142#define ME2_PORT5_PMC (*(volatile u8 *)ME2_PORT5_PMC_ADDR)
143/* Port function control (). */
144#define ME2_PORT5_PFC_ADDR 0xFFFFF46A
145#define ME2_PORT5_PFC (*(volatile u8 *)ME2_PORT5_PFC_ADDR)
146
147/* Port 6 */
148/* Direct I/O. Bits 5-7 are pins P65-P67. */
149#define ME2_PORT6_IO_ADDR 0xFFFFF40C
150#define ME2_PORT6_IO (*(volatile u8 *)ME2_PORT6_IO_ADDR)
151/* Port mode (for direct I/O, 0 = output, 1 = input). */
152#define ME2_PORT6_PM_ADDR 0xFFFFF42C
153#define ME2_PORT6_PM (*(volatile u8 *)ME2_PORT6_PM_ADDR)
154/* Port mode control (0 = direct I/O mode, 1 = alternative I/O mode). */
155#define ME2_PORT6_PMC_ADDR 0xFFFFF44C
156#define ME2_PORT6_PMC (*(volatile u8 *)ME2_PORT6_PMC_ADDR)
157/* Port function control (). */
158#define ME2_PORT6_PFC_ADDR 0xFFFFF46C
159#define ME2_PORT6_PFC (*(volatile u8 *)ME2_PORT6_PFC_ADDR)
160
161/* Port 7 */
162/* Direct I/O. Bits 2-7 are pins P72-P77. */
163#define ME2_PORT7_IO_ADDR 0xFFFFF40E
164#define ME2_PORT7_IO (*(volatile u8 *)ME2_PORT7_IO_ADDR)
165/* Port mode (for direct I/O, 0 = output, 1 = input). */
166#define ME2_PORT7_PM_ADDR 0xFFFFF42E
167#define ME2_PORT7_PM (*(volatile u8 *)ME2_PORT7_PM_ADDR)
168/* Port mode control (0 = direct I/O mode, 1 = alternative I/O mode). */
169#define ME2_PORT7_PMC_ADDR 0xFFFFF44E
170#define ME2_PORT7_PMC (*(volatile u8 *)ME2_PORT7_PMC_ADDR)
171/* Port function control (). */
172#define ME2_PORT7_PFC_ADDR 0xFFFFF46E
173#define ME2_PORT7_PFC (*(volatile u8 *)ME2_PORT7_PFC_ADDR)
174
175
176#ifndef __ASSEMBLY__
177/* Initialize V850E/ME2 chip interrupts. */
178extern void me2_init_irqs (void);
179#endif /* !__ASSEMBLY__ */
180
181
182#endif /* __V850_ME2_H__ */
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