NetBSD/sys/arch/evbarm/rpi/vcprop.h
2014-09-28 14:38:29 +00:00

369 lines
9.1 KiB
C

/* $NetBSD: vcprop.h,v 1.13 2014/09/28 14:38:29 macallan Exp $ */
/*-
* Copyright (c) 2012 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Nick Hudson
*
* 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 NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``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 FOUNDATION OR CONTRIBUTORS
* 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.
*/
/*
* Mailbox property interface
*/
#ifndef _EVBARM_RPI_VCPROP_H_
#define _EVBARM_RPI_VCPROP_H_
#include "opt_vcprop.h"
struct vcprop_tag {
uint32_t vpt_tag;
#define VCPROPTAG_NULL 0x00000000
#define VCPROPTAG_GET_FIRMWAREREV 0x00000001
#define VCPROPTAG_GET_BOARDMODEL 0x00010001
#define VCPROPTAG_GET_BOARDREVISION 0x00010002
#define VCPROPTAG_GET_MACADDRESS 0x00010003
#define VCPROPTAG_GET_BOARDSERIAL 0x00010004
#define VCPROPTAG_GET_ARMMEMORY 0x00010005
#define VCPROPTAG_GET_VCMEMORY 0x00010006
#define VCPROPTAG_GET_CLOCKS 0x00010007
#define VCPROPTAG_GET_POWERSTATE 0x00020001
#define VCPROPTAG_GET_POWERTIMING 0x00020002
#define VCPROPTAG_SET_POWERSTATE 0x00028001
#define VCPROPTAG_GET_CLOCKSTATE 0x00030001
#define VCPROPTAG_SET_CLOCKSTATE 0x00038001
#define VCPROPTAG_GET_CLOCKRATE 0x00030002
#define VCPROPTAG_SET_CLOCKRATE 0x00038002
#define VCPROPTAG_GET_MIN_CLOCKRATE 0x00030007
#define VCPROPTAG_GET_MAX_CLOCKRATE 0x00030004
#define VCPROPTAG_GET_VOLTAGE 0x00030003
#define VCPROPTAG_SET_VOLTAGE 0x00038003
#define VCPROPTAG_GET_MIN_VOLTAGE 0x00030008
#define VCPROPTAG_GET_MAX_VOLTAGE 0x00030005
#define VCPROPTAG_GET_TEMPERATURE 0x00030006
#define VCPROPTAG_GET_MAX_TEMPERATURE 0x0003000a
#define VCPROPTAG_GET_CMDLINE 0x00050001
#define VCPROPTAG_GET_DMACHAN 0x00060001
#define VCPROPTAG_ALLOCATE_BUFFER 0x00040001
#define VCPROPTAG_BLANK_SCREEN 0x00040002
#define VCPROPTAG_GET_FB_RES 0x00040003
#define VCPROPTAG_SET_FB_RES 0x00048003
#define VCPROPTAG_GET_FB_VRES 0x00040004
#define VCPROPTAG_SET_FB_VRES 0x00048004
#define VCPROPTAG_GET_FB_DEPTH 0x00040005
#define VCPROPTAG_SET_FB_DEPTH 0x00048005
#define VCPROPTAG_GET_FB_PIXEL_ORDER 0x00040006
#define VCPROPTAG_SET_FB_PIXEL_ORDER 0x00048006
#define VCPROPTAG_GET_FB_ALPHA_MODE 0x00040007
#define VCPROPTAG_SET_FB_ALPHA_MODE 0x00048007
#define VCPROPTAG_GET_FB_PITCH 0x00040008
#define VCPROPTAG_GET_EDID_BLOCK 0x00030020
#define VCPROPTAG_ALLOCMEM 0x0003000c
#define VCPROPTAG_LOCKMEM 0x0003000d
#define VCPROPTAG_UNLOCKMEM 0x0003000e
#define VCPROPTAG_RELEASEMEM 0x0003000f
#define VCPROPTAG_SET_CURSOR_INFO 0x00008010
#define VCPROPTAG_SET_CURSOR_STATE 0x00008011
uint32_t vpt_len;
uint32_t vpt_rcode;
#define VCPROPTAG_REQUEST (0U << 31)
#define VCPROPTAG_RESPONSE (1U << 31)
};
#define VCPROPTAG_LEN(x) (sizeof((x)) - sizeof(struct vcprop_tag))
struct vcprop_memory {
uint32_t base;
uint32_t size;
};
#define VCPROP_MAXMEMBLOCKS 4
struct vcprop_tag_memory {
struct vcprop_tag tag;
struct vcprop_memory mem[VCPROP_MAXMEMBLOCKS];
};
struct vcprop_tag_fwrev {
struct vcprop_tag tag;
uint32_t rev;
};
struct vcprop_tag_boardmodel {
struct vcprop_tag tag;
uint32_t model;
} ;
struct vcprop_tag_boardrev {
struct vcprop_tag tag;
uint32_t rev;
} ;
struct vcprop_tag_macaddr {
struct vcprop_tag tag;
uint64_t addr;
} __packed;
struct vcprop_tag_boardserial {
struct vcprop_tag tag;
uint64_t sn;
} __packed;
#define VCPROP_CLK_EMMC 1
#define VCPROP_CLK_UART 2
#define VCPROP_CLK_ARM 3
#define VCPROP_CLK_CORE 4
#define VCPROP_CLK_V3D 5
#define VCPROP_CLK_H264 6
#define VCPROP_CLK_ISP 7
#define VCPROP_CLK_SDRAM 8
#define VCPROP_CLK_PIXEL 9
#define VCPROP_CLK_PWM 10
struct vcprop_clock {
uint32_t pclk;
uint32_t cclk;
};
#define VCPROP_MAXCLOCKS 16
struct vcprop_tag_clock {
struct vcprop_tag tag;
struct vcprop_clock clk[VCPROP_MAXCLOCKS];
};
#ifndef VCPROP_MAXCMDLINE
#define VCPROP_MAXCMDLINE 1024
#endif
struct vcprop_tag_cmdline {
struct vcprop_tag tag;
uint8_t cmdline[VCPROP_MAXCMDLINE];
};
struct vcprop_tag_dmachan {
struct vcprop_tag tag;
uint32_t mask;
};
struct vcprop_tag_clockstate {
struct vcprop_tag tag;
uint32_t id;
uint32_t state;
};
struct vcprop_tag_clockrate {
struct vcprop_tag tag;
uint32_t id;
uint32_t rate;
};
#define VCPROP_VOLTAGE_CORE 1
#define VCPROP_VOLTAGE_SDRAM_C 2
#define VCPROP_VOLTAGE_SDRAM_P 3
#define VCPROP_VOLTAGE_SDRAM_I 4
struct vcprop_tag_voltage {
struct vcprop_tag tag;
uint32_t id;
uint32_t value;
};
#define VCPROP_TEMP_SOC 0
struct vcprop_tag_temperature {
struct vcprop_tag tag;
uint32_t id;
uint32_t value;
};
#define VCPROP_POWER_SDCARD 0
#define VCPROP_POWER_UART0 1
#define VCPROP_POWER_UART1 2
#define VCPROP_POWER_USB 3
#define VCPROP_POWER_I2C0 4
#define VCPROP_POWER_I2C1 5
#define VCPROP_POWER_I2C2 6
#define VCPROP_POWER_SPI 7
#define VCPROP_POWER_CCP2TX 8
struct vcprop_tag_powertiming {
struct vcprop_tag tag;
uint32_t id;
uint32_t waitusec;
};
struct vcprop_tag_powerstate {
struct vcprop_tag tag;
uint32_t id;
uint32_t state;
};
struct vcprop_tag_allocbuf {
struct vcprop_tag tag;
uint32_t address; /* alignment for request */
uint32_t size;
};
#define VCPROP_BLANK_OFF 0
#define VCPROP_BLANK_ON 1
struct vcprop_tag_blankscreen {
struct vcprop_tag tag;
uint32_t state;
};
struct vcprop_tag_fbres {
struct vcprop_tag tag;
uint32_t width;
uint32_t height;
};
struct vcprop_tag_fbdepth {
struct vcprop_tag tag;
uint32_t bpp;
};
#define VCPROP_PIXEL_BGR 0
#define VCPROP_PIXEL_RGB 1
struct vcprop_tag_fbpixelorder {
struct vcprop_tag tag;
uint32_t state;
};
struct vcprop_tag_fbpitch {
struct vcprop_tag tag;
uint32_t linebytes;
};
#define VCPROP_ALPHA_ENABLED 0
#define VCPROP_ALPHA_REVERSED 1
#define VCPROP_ALPHA_IGNORED 2
struct vcprop_tag_fbalpha {
struct vcprop_tag tag;
uint32_t state;
};
struct vcprop_tag_edidblock {
struct vcprop_tag tag;
uint32_t blockno;
uint32_t status;
uint8_t data[128];
};
struct vcprop_tag_cursorinfo {
struct vcprop_tag tag;
uint32_t width;
uint32_t height;
uint32_t format;
uint32_t pixels; /* bus address in VC memory */
uint32_t hotspot_x;
uint32_t hotspot_y;
};
struct vcprop_tag_cursorstate {
struct vcprop_tag tag;
uint32_t enable; /* 1 - visible */
uint32_t x;
uint32_t y;
uint32_t flags; /* 0 - display coord. 1 - fb coord. */
};
struct vcprop_tag_allocmem {
struct vcprop_tag tag;
uint32_t size; /* handle returned here */
uint32_t align;
uint32_t flags;
/*
* flag definitions from
* https://github.com/raspberrypi/firmware/wiki/Mailbox-property-interface
*/
#define MEM_FLAG_DISCARDABLE (1 << 0) /* can be resized to 0 at any time. Use for cached data */
#define MEM_FLAG_NORMAL (0 << 2) /* normal allocating alias. Don't use from ARM */
#define MEM_FLAG_DIRECT (1 << 2) /* 0xC alias uncached */
#define MEM_FLAG_COHERENT (2 << 2) /* 0x8 alias. Non-allocating in L2 but coherent */
#define MEM_FLAG_L1_NONALLOCATING (MEM_FLAG_DIRECT | MEM_FLAG_COHERENT) /* Allocating in L2 */
#define MEM_FLAG_ZERO (1 << 4) /* initialise buffer to all zeros */
#define MEM_FLAG_NO_INIT (1 << 5) /* don't initialise (default is initialise to all ones */
#define MEM_FLAG_HINT_PERMALOCK (1 << 6) /* Likely to be locked for long periods of time. */
};
/* also for unlock and release */
struct vcprop_tag_lockmem {
struct vcprop_tag tag;
uint32_t handle; /* bus address returned here */
};
struct vcprop_buffer_hdr {
uint32_t vpb_len;
uint32_t vpb_rcode;
#define VCPROP_PROCESS_REQUEST 0
#define VCPROP_REQ_SUCCESS (1U << 31)
#define VCPROP_REQ_EPARSE (1U << 0)
};
static inline bool
vcprop_buffer_success_p(struct vcprop_buffer_hdr *vpbh)
{
return (vpbh->vpb_rcode & VCPROP_REQ_SUCCESS);
}
static inline bool
vcprop_tag_success_p(struct vcprop_tag *vpbt)
{
return (vpbt->vpt_rcode & VCPROPTAG_RESPONSE);
}
static inline size_t
vcprop_tag_resplen(struct vcprop_tag *vpbt)
{
return (vpbt->vpt_rcode & ~VCPROPTAG_RESPONSE);
}
#endif /* _EVBARM_RPI_VCPROP_H_ */
uint32_t rpi_alloc_mem(uint32_t, uint32_t, uint32_t);
bus_addr_t rpi_lock_mem(uint32_t);
int rpi_unlock_mem(uint32_t);
int rpi_release_mem(uint32_t);
int rpi_fb_set_video(int);
int rpi_fb_movecursor(int, int, int);
int rpi_fb_initcursor(bus_addr_t, int, int);