/* $NetBSD: wii.h,v 1.7.2.4 2024/10/14 16:44:42 martin Exp $ */ /*- * Copyright (c) 2024 Jared McNeill * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ /* * Nintendo Wii platform definitions. */ #ifndef _WII_H #define _WII_H #include #define WII_MEM1_BASE 0x00000000 #define WII_MEM1_SIZE 0x01800000 /* 24 MB */ #define WII_MEM2_BASE 0x10000000 #define WII_MEM2_SIZE 0x04000000 /* 64 MB */ #define WII_IOMEM_BASE 0x0c000000 #define GLOBAL_BASE 0x00000000 #define GLOBAL_SIZE 0x00003400 #define BROADWAY_BASE 0x0c000000 #define BROADWAY_SIZE 0x00000004 #define VI_BASE 0x0c002000 #define VI_SIZE 0x00000100 #define PI_BASE 0x0c003000 #define PI_SIZE 0x00000100 #define DSP_BASE 0x0c005000 #define DSP_SIZE 0x00000200 #define EXI_BASE 0x0d006800 #define EXI_SIZE 0x00000080 #define AI_BASE 0x0d006c00 #define AI_SIZE 0x00000020 #define HOLLYWOOD_BASE 0x0d000000 #define HOLLYWOOD_PRIV_BASE 0x0d800000 #define HOLLYWOOD_SIZE 0x00008000 #define XFB_START 0x01698000 #define XFB_SIZE 0x00168000 #define DSP_MEM_START 0x10000000 #define DSP_MEM_SIZE 0x00004000 #define IPC_START 0x133e0000 #define IPC_SIZE 0x00020000 #define ARM_START 0x13400000 #define ARM_SIZE 0x00c00000 #define BUS_FREQ_HZ 243000000 #define CPU_FREQ_HZ (BUS_FREQ_HZ * 3) #define TIMEBASE_FREQ_HZ (BUS_FREQ_HZ / 4) /* Global memory structure */ #define GLOBAL_MEM1_SIZE (GLOBAL_BASE + 0x0028) #define GLOBAL_CUR_VID_MODE (GLOBAL_BASE + 0x00cc) #define GLOBAL_BUS_SPEED (GLOBAL_BASE + 0x00f8) #define GLOBAL_CPU_SPEED (GLOBAL_BASE + 0x00fc) #define GLOBAL_SYSTEM_TIME (GLOBAL_BASE + 0x30d8) #define GLOBAL_MEM2_SIZE (GLOBAL_BASE + 0x3118) #define GLOBAL_MEM2_AVAIL_START (GLOBAL_BASE + 0x3124) #define GLOBAL_MEM2_AVAIL_END (GLOBAL_BASE + 0x3128) #define GLOBAL_IOS_VERSION (GLOBAL_BASE + 0x3140) /* Processor interface registers */ #define PI_INTSR (PI_BASE + 0x00) #define PI_INTMR (PI_BASE + 0x04) /* Processor IRQs */ #define PI_IRQ_EXI 4 #define PI_IRQ_AI 5 #define PI_IRQ_DSP 6 #define PI_IRQ_HOLLYWOOD 14 /* Hollywood registers */ #define HW_VIDIM (HOLLYWOOD_PRIV_BASE + 0x01c) #define VIDIM_E __BIT(7) #define VIDIM_Y __BITS(5,3) #define VIDIM_C __BITS(2,0) #define HW_PPCIRQFLAGS (HOLLYWOOD_BASE + 0x030) #define HW_PPCIRQMASK (HOLLYWOOD_BASE + 0x034) #define HW_ARMIRQFLAGS (HOLLYWOOD_PRIV_BASE + 0x038) #define HW_ARMIRQMASK (HOLLYWOOD_PRIV_BASE + 0x03c) #define HW_AHBPROT (HOLLYWOOD_PRIV_BASE + 0x064) #define IOPSD1EN __BIT(24) #define IOPSD0EN __BIT(23) #define IOPOH1EN __BIT(22) #define IOPOH0EN __BIT(21) #define IOPEHCEN __BIT(20) #define HW_AIPPROT (HOLLYWOOD_PRIV_BASE + 0x070) #define ENAHBIOPI __BIT(0) #define HW_GPIOB_OUT (HOLLYWOOD_BASE + 0x0c0) #define HW_GPIOB_DIR (HOLLYWOOD_BASE + 0x0c4) #define HW_GPIOB_IN (HOLLYWOOD_BASE + 0x0c8) #define HW_GPIO_OWNER (HOLLYWOOD_PRIV_BASE + 0x0fc) #define HW_RESETS (HOLLYWOOD_PRIV_BASE + 0x194) #define RSTB_IOP __BIT(23) #define RSTBINB __BIT(0) #define HW_VERSION (HOLLYWOOD_BASE + 0x214) #define HWVER_MASK __BITS(7,4) #define HWREV_MASK __BITS(3,0) /* GPIOs */ #define GPIO_SHUTDOWN 1 #define GPIO_SLOT_LED 5 /* Command line protocol */ #define WII_ARGV_MAGIC 0x5f617267 struct wii_argv { uint32_t magic; uint32_t cmdline; uint32_t length; uint32_t unused[3]; }; /* Blink the slot LED forever at the specified interval. */ static inline void __dead wii_slot_led_blink(u_int interval_us) { uint32_t val; for (val = in32(HW_GPIOB_OUT); ; val ^= __BIT(GPIO_SLOT_LED)) { delay(interval_us); out32(HW_GPIOB_OUT, val); } } /* Enable or disable the slot LED. */ static inline void wii_slot_led(bool enable) { uint32_t val; val = in32(HW_GPIOB_OUT); if (enable) { val |= __BIT(GPIO_SLOT_LED); } else { val &= ~__BIT(GPIO_SLOT_LED); } out32(HW_GPIOB_OUT, val); } #endif /* !_WII_H */