/*- * Copyright (C) 2013-2014 Daisuke Aoyama * 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 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 AUTHOR 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. */ #ifndef _BCM2835_MBOX_PROP_H_ #define _BCM2835_MBOX_PROP_H_ #include #include /* * Mailbox property interface: * https://github.com/raspberrypi/firmware/wiki/Mailbox-property-interface */ #define BCM2835_MBOX_CODE_REQ 0 #define BCM2835_MBOX_CODE_RESP_SUCCESS 0x80000000 #define BCM2835_MBOX_CODE_RESP_ERROR 0x80000001 #define BCM2835_MBOX_TAG_VAL_LEN_RESPONSE 0x80000000 struct bcm2835_mbox_hdr { uint32_t buf_size; uint32_t code; }; struct bcm2835_mbox_tag_hdr { uint32_t tag; uint32_t val_buf_size; uint32_t val_len; }; #define BCM2835_MBOX_INIT_TAG(tag_, tagid_) do { \ (tag_)->tag_hdr.tag = BCM2835_MBOX_TAG_##tagid_; \ (tag_)->tag_hdr.val_buf_size = sizeof((tag_)->body); \ (tag_)->tag_hdr.val_len = sizeof((tag_)->body.req); \ } while (0) #define BCM2835_MBOX_TAG_FIRMWARE_REVISION 0x00000001 #define BCM2835_MBOX_POWER_ID_EMMC 0x00000000 #define BCM2835_MBOX_POWER_ID_UART0 0x00000001 #define BCM2835_MBOX_POWER_ID_UART1 0x00000002 #define BCM2835_MBOX_POWER_ID_USB_HCD 0x00000003 #define BCM2835_MBOX_POWER_ID_I2C0 0x00000004 #define BCM2835_MBOX_POWER_ID_I2C1 0x00000005 #define BCM2835_MBOX_POWER_ID_I2C2 0x00000006 #define BCM2835_MBOX_POWER_ID_SPI 0x00000007 #define BCM2835_MBOX_POWER_ID_CCP2TX 0x00000008 #define BCM2835_MBOX_POWER_ON (1 << 0) #define BCM2835_MBOX_POWER_WAIT (1 << 1) #define BCM2835_MBOX_TAG_GET_POWER_STATE 0x00020001 #define BCM2835_MBOX_TAG_SET_POWER_STATE 0x00028001 struct msg_get_power_state { struct bcm2835_mbox_hdr hdr; struct bcm2835_mbox_tag_hdr tag_hdr; union { struct { uint32_t device_id; } req; struct { uint32_t device_id; uint32_t state; } resp; } body; uint32_t end_tag; }; struct msg_set_power_state { struct bcm2835_mbox_hdr hdr; struct bcm2835_mbox_tag_hdr tag_hdr; union { struct { uint32_t device_id; uint32_t state; } req; struct { uint32_t device_id; uint32_t state; } resp; } body; uint32_t end_tag; }; /* Sets the power state for a given device */ int bcm2835_mbox_set_power_state(uint32_t, boolean_t); #define BCM2835_MBOX_TAG_NOTIFY_XHCI_RESET 0x00030058 struct msg_notify_xhci_reset { struct bcm2835_mbox_hdr hdr; struct bcm2835_mbox_tag_hdr tag_hdr; union { struct { uint32_t pci_device_addr; } req; struct { } resp; } body; uint32_t end_tag; }; /* Prompts the VideoCore processor to reload the xhci firmware. */ int bcm2835_mbox_notify_xhci_reset(uint32_t); #define BCM2835_MBOX_CLOCK_ID_EMMC 0x00000001 #define BCM2838_MBOX_CLOCK_ID_EMMC2 0x0000000c #define BCM2835_MBOX_TAG_GET_CLOCK_RATE 0x00030002 struct msg_get_clock_rate { struct bcm2835_mbox_hdr hdr; struct bcm2835_mbox_tag_hdr tag_hdr; union { struct { uint32_t clock_id; } req; struct { uint32_t clock_id; uint32_t rate_hz; } resp; } body; uint32_t end_tag; }; int bcm2835_mbox_get_clock_rate(uint32_t, uint32_t *); #define BCM2835_MBOX_TURBO_ON 1 #define BCM2835_MBOX_TURBO_OFF 0 #define BCM2835_MBOX_TAG_GET_TURBO 0x00030009 #define BCM2835_MBOX_TAG_SET_TURBO 0x00038009 struct msg_get_turbo { struct bcm2835_mbox_hdr hdr; struct bcm2835_mbox_tag_hdr tag_hdr; union { struct { uint32_t id; } req; struct { uint32_t id; uint32_t level; } resp; } body; uint32_t end_tag; }; struct msg_set_turbo { struct bcm2835_mbox_hdr hdr; struct bcm2835_mbox_tag_hdr tag_hdr; union { struct { uint32_t id; uint32_t level; } req; struct { uint32_t id; uint32_t level; } resp; } body; uint32_t end_tag; }; #define BCM2835_MBOX_VOLTAGE_ID_CORE 0x00000001 #define BCM2835_MBOX_VOLTAGE_ID_SDRAM_C 0x00000002 #define BCM2835_MBOX_VOLTAGE_ID_SDRAM_P 0x00000003 #define BCM2835_MBOX_VOLTAGE_ID_SDRAM_I 0x00000004 #define BCM2835_MBOX_TAG_GET_VOLTAGE 0x00030003 #define BCM2835_MBOX_TAG_SET_VOLTAGE 0x00038003 #define BCM2835_MBOX_TAG_GET_MAX_VOLTAGE 0x00030005 #define BCM2835_MBOX_TAG_GET_MIN_VOLTAGE 0x00030008 struct msg_get_voltage { struct bcm2835_mbox_hdr hdr; struct bcm2835_mbox_tag_hdr tag_hdr; union { struct { uint32_t voltage_id; } req; struct { uint32_t voltage_id; uint32_t value; } resp; } body; uint32_t end_tag; }; struct msg_set_voltage { struct bcm2835_mbox_hdr hdr; struct bcm2835_mbox_tag_hdr tag_hdr; union { struct { uint32_t voltage_id; uint32_t value; } req; struct { uint32_t voltage_id; uint32_t value; } resp; } body; uint32_t end_tag; }; struct msg_get_max_voltage { struct bcm2835_mbox_hdr hdr; struct bcm2835_mbox_tag_hdr tag_hdr; union { struct { uint32_t voltage_id; } req; struct { uint32_t voltage_id; uint32_t value; } resp; } body; uint32_t end_tag; }; struct msg_get_min_voltage { struct bcm2835_mbox_hdr hdr; struct bcm2835_mbox_tag_hdr tag_hdr; union { struct { uint32_t voltage_id; } req; struct { uint32_t voltage_id; uint32_t value; } resp; } body; uint32_t end_tag; }; #define BCM2835_MBOX_TAG_GET_TEMPERATURE 0x00030006 #define BCM2835_MBOX_TAG_GET_MAX_TEMPERATURE 0x0003000a struct msg_get_temperature { struct bcm2835_mbox_hdr hdr; struct bcm2835_mbox_tag_hdr tag_hdr; union { struct { uint32_t temperature_id; } req; struct { uint32_t temperature_id; uint32_t value; } resp; } body; uint32_t end_tag; }; struct msg_get_max_temperature { struct bcm2835_mbox_hdr hdr; struct bcm2835_mbox_tag_hdr tag_hdr; union { struct { uint32_t temperature_id; } req; struct { uint32_t temperature_id; uint32_t value; } resp; } body; uint32_t end_tag; }; #define BCM2835_MBOX_TAG_GET_PHYSICAL_W_H 0x00040003 #define BCM2835_MBOX_TAG_SET_PHYSICAL_W_H 0x00048003 #define BCM2835_MBOX_TAG_GET_VIRTUAL_W_H 0x00040004 #define BCM2835_MBOX_TAG_SET_VIRTUAL_W_H 0x00048004 struct bcm2835_mbox_tag_fb_w_h { struct bcm2835_mbox_tag_hdr tag_hdr; union { struct { uint32_t width; uint32_t height; } req; struct { uint32_t width; uint32_t height; } resp; } body; }; #define BCM2835_MBOX_TAG_GET_DEPTH 0x00040005 #define BCM2835_MBOX_TAG_SET_DEPTH 0x00048005 struct bcm2835_mbox_tag_depth { struct bcm2835_mbox_tag_hdr tag_hdr; union { struct { uint32_t bpp; } req; struct { uint32_t bpp; } resp; } body; }; #define BCM2835_MBOX_TAG_GET_ALPHA_MODE 0x00040007 #define BCM2835_MBOX_TAG_SET_ALPHA_MODE 0x00048007 #define BCM2835_MBOX_ALPHA_MODE_0_OPAQUE 0 #define BCM2835_MBOX_ALPHA_MODE_0_TRANSPARENT 1 #define BCM2835_MBOX_ALPHA_MODE_IGNORED 2 struct bcm2835_mbox_tag_alpha_mode { struct bcm2835_mbox_tag_hdr tag_hdr; union { struct { uint32_t alpha; } req; struct { uint32_t alpha; } resp; } body; }; #define BCM2835_MBOX_TAG_GET_VIRTUAL_OFFSET 0x00040009 #define BCM2835_MBOX_TAG_SET_VIRTUAL_OFFSET 0x00048009 struct bcm2835_mbox_tag_virtual_offset { struct bcm2835_mbox_tag_hdr tag_hdr; union { struct { uint32_t x; uint32_t y; } req; struct { uint32_t x; uint32_t y; } resp; } body; }; #define BCM2835_MBOX_TAG_GET_PITCH 0x00040008 struct bcm2835_mbox_tag_pitch { struct bcm2835_mbox_tag_hdr tag_hdr; union { struct { } req; struct { uint32_t pitch; } resp; } body; }; #define BCM2835_MBOX_TAG_ALLOCATE_BUFFER 0x00040001 struct bcm2835_mbox_tag_allocate_buffer { struct bcm2835_mbox_tag_hdr tag_hdr; union { struct { uint32_t alignment; } req; struct { uint32_t fb_address; uint32_t fb_size; } resp; } body; }; #define BCM2835_MBOX_TAG_RELEASE_BUFFER 0x00048001 struct bcm2835_mbox_tag_release_buffer { struct bcm2835_mbox_tag_hdr tag_hdr; union { struct { } req; struct { } resp; } body; }; #define BCM2835_MBOX_TAG_GET_TOUCHBUF 0x0004000f struct bcm2835_mbox_tag_touchbuf { struct bcm2835_mbox_hdr hdr; struct bcm2835_mbox_tag_hdr tag_hdr; union { struct { } req; struct { uint32_t address; } resp; } body; uint32_t end_tag; }; struct bcm2835_fb_config { uint32_t xres; uint32_t yres; uint32_t vxres; uint32_t vyres; uint32_t xoffset; uint32_t yoffset; uint32_t bpp; uint32_t pitch; uint32_t base; uint32_t size; }; struct msg_fb_get_w_h { struct bcm2835_mbox_hdr hdr; struct bcm2835_mbox_tag_fb_w_h physical_w_h; uint32_t end_tag; }; int bcm2835_mbox_fb_get_w_h(struct bcm2835_fb_config *); struct msg_fb_get_bpp { struct bcm2835_mbox_hdr hdr; struct bcm2835_mbox_tag_depth bpp; uint32_t end_tag; }; int bcm2835_mbox_fb_get_bpp(struct bcm2835_fb_config *); struct msg_fb_setup { struct bcm2835_mbox_hdr hdr; struct bcm2835_mbox_tag_fb_w_h physical_w_h; struct bcm2835_mbox_tag_fb_w_h virtual_w_h; struct bcm2835_mbox_tag_virtual_offset offset; struct bcm2835_mbox_tag_depth depth; struct bcm2835_mbox_tag_alpha_mode alpha; struct bcm2835_mbox_tag_allocate_buffer buffer; struct bcm2835_mbox_tag_pitch pitch; uint32_t end_tag; }; int bcm2835_mbox_fb_init(struct bcm2835_fb_config *); int bcm2835_mbox_property(void *, size_t); #endif /* _BCM2835_MBOX_PROP_H_ */