/*************************************************************************** * __________ __ ___. * Open \______ \ ____ ____ | | _\_ |__ _______ ___ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ * \/ \/ \/ \/ \/ * $Id$ * * Copyright (C) 2011 by amaury Pouly * * Based on Rockbox iriver bootloader by Linus Nielsen Feltzing * and the ipodlinux bootloader by Daniel Palffy and Bernard Leach * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY * KIND, either express or implied. * ****************************************************************************/ #ifndef __DCP_IMX233_H__ #define __DCP_IMX233_H__ #include "cpu.h" #include "system.h" #include "system-target.h" #define HW_DCP_BASE 0x80028000 /* channels */ #define HW_DCP_CH(x) (x) #define HW_DCP_NUM_CHANNELS 4 #define HW_DCP_CSC 8 /* ciphers */ #define HW_DCP_CIPHER_AES128 1 /* hash */ #define HW_DCP_HASH_SHA1 1 #define HW_DCP_HASH_CRC32 2 #define HW_DCP_CTRL (*(volatile uint32_t *)(HW_DCP_BASE + 0x0)) #define HW_DCP_CTRL__CHANNEL_INTERRUPT_ENABLE_BP 0 #define HW_DCP_CTRL__CHANNEL_INTERRUPT_ENABLE_BM 0xf #define HW_DCP_CTRL__CHANNEL_INTERRUPT_ENABLE(x) (1 << (x)) #define HW_DCP_CTRL__CSC_INTERRUPT_ENABLE (1 << 8) #define HW_DCP_CTRL__ENABLE_CONTEXT_SWITCHING (1 << 21) #define HW_DCP_CTRL__ENABLE_CONTEXT_CACHING (1 << 22) #define HW_DCP_CTRL__GATHER_RESIDUAL_WRITES (1 << 23) #define HW_DCP_CTRL__PRESENT_CSC (1 << 28) #define HW_DCP_CTRL__PRESENT_CRYPTO (1 << 29) #define HW_DCP_STAT (*(volatile uint32_t *)(HW_DCP_BASE + 0x10)) #define HW_DCP_STAT__IRQ_BP 0 #define HW_DCP_STAT__IRQ_BM 0xf #define HW_DCP_STAT__IRQ(x) (1 << (x)) #define HW_DCP_STAT__CSCIRQ (1 << 8) #define HW_DCP_STAT__READY_CHANNELS_BP 16 #define HW_DCP_STAT__READY_CHANNELS_BM (0xff << 16) #define HW_DCP_STAT__READY_CHANNELS(x) (1 << (16 + (x))) #define HW_DCP_STAT__CUR_CHANNEL_BP 24 #define HW_DCP_STAT__CUR_CHANNEL_BM (0xf << 24) #define HW_DCP_STAT__OTP_KEY_READY (1 << 28) #define HW_DCP_CHANNELCTRL (*(volatile uint32_t *)(HW_DCP_BASE + 0x20)) #define HW_DCP_CHANNELCTRL__ENABLE_CHANNEL_BP 0 #define HW_DCP_CHANNELCTRL__ENABLE_CHANNEL_BM 0xff #define HW_DCP_CHANNELCTRL__ENABLE_CHANNEL(x) (1 << (x)) #define HW_DCP_CHANNELCTRL__HIGH_PRIORITY_CHANNEL_BP 8 #define HW_DCP_CHANNELCTRL__HIGH_PRIORITY_CHANNEL_BM (0xff << 8) #define HW_DCP_CHANNELCTRL__HIGH_PRIORITY_CHANNEL(x) (1 << (8 + (x))) #define HW_DCP_CHANNELCTRL__CH0_IRQ_MERGED (1 << 16) #define HW_DCP_CHANNELCTRL__CSC_PRIORITY_BP 17 #define HW_DCP_CHANNELCTRL__CSC_PRIORITY_BM (3 << 17) #define HW_DCP_CAPABILITY0 (*(volatile uint32_t *)(HW_DCP_BASE + 0x30)) #define HW_DCP_CAPABILITY0__NUM_KEYS_BP 0 #define HW_DCP_CAPABILITY0__NUM_KEYS_BM 0xff #define HW_DCP_CAPABILITY0__NUM_CHANNELS_BP 8 #define HW_DCP_CAPABILITY0__NUM_CHANNELS_BM 0xf00 #define HW_DCP_CAPABILITY0__ENABLE_TZONE (1 << 30) #define HW_DCP_CAPABILITY0__DISABLE_DECRYPT (1 << 31) #define HW_DCP_CAPABILITY1 (*(volatile uint32_t *)(HW_DCP_BASE + 0x40)) #define HW_DCP_CAPABILITY1__CIPHER_ALGORITHMS_BP 0 #define HW_DCP_CAPABILITY1__CIPHER_ALGORITHMS_BM 0xffff #define HW_DCP_CAPABILITY1__HASH_ALGORITHMS_BP 16 #define HW_DCP_CAPABILITY1__HASH_ALGORITHMS_BM 0xffff0000 #define HW_DCP_CONTEXT (*(volatile uint32_t *)(HW_DCP_BASE + 0x50)) #define HW_DCP_KEY (*(volatile uint32_t *)(HW_DCP_BASE + 0x60)) #define HW_DCP_KEYDATA (*(volatile uint32_t *)(HW_DCP_BASE + 0x70)) #define HW_DCP_PACKET0 (*(volatile uint32_t *)(HW_DCP_BASE + 0x80)) #define HW_DCP_PACKET1 (*(volatile uint32_t *)(HW_DCP_BASE + 0x90)) #define HW_DCP_PACKET2 (*(volatile uint32_t *)(HW_DCP_BASE + 0xa0)) #define HW_DCP_PACKET3 (*(volatile uint32_t *)(HW_DCP_BASE + 0xb0)) #define HW_DCP_PACKET4 (*(volatile uint32_t *)(HW_DCP_BASE + 0xc0)) #define HW_DCP_PACKET5 (*(volatile uint32_t *)(HW_DCP_BASE + 0xd0)) #define HW_DCP_PACKET6 (*(volatile uint32_t *)(HW_DCP_BASE + 0xe0)) #define HW_DCP_CHxCMDPTR(x) (*(volatile uint32_t *)(HW_DCP_BASE + 0x100 + (x) * 0x40)) #define HW_DCP_CHxSEMA(x) (*(volatile uint32_t *)(HW_DCP_BASE + 0x110 + (x) * 0x40)) #define HW_DCP_CHxSEMA__INCREMENT_BP 0 #define HW_DCP_CHxSEMA__INCREMENT_BM 0xff #define HW_DCP_CHxSEMA__VALUE_BP 16 #define HW_DCP_CHxSEMA__VALUE_BM 0xff0000 #define HW_DCP_CHxSTAT(x) (*(volatile uint32_t *)(HW_DCP_BASE + 0x120 + (x) * 0x40)) #define HW_DCP_CHxOPTS(x) (*(volatile uint32_t *)(HW_DCP_BASE + 0x130 + (x) * 0x40)) #define HW_DCP_CHxOPTS__RECOVERY_TIMER_BP 0 #define HW_DCP_CHxOPTS__RECOVERY_TIMER_BM 0xffff #define HW_DCP_CSCCTRL0 (*(volatile uint32_t *)(HW_DCP_BASE + 0x300)) #define HW_DCP_CSCCTRL0__ENABLE (1 << 0) #define HW_DCP_CSCCTRL0__YUV_FORMAT_BP 4 #define HW_DCP_CSCCTRL0__YUV_FORMAT_BM 0xf0 #define HW_DCP_CSCCTRL0__YUV_FORMAT__YUV420 0x0 #define HW_DCP_CSCCTRL0__YUV_FORMAT__YUV422 0x2 #define HW_DCP_CSCCTRL0__RGB_FORMAT_BP 8 #define HW_DCP_CSCCTRL0__RGB_FORMAT_BM 0x300 #define HW_DCP_CSCCTRL0__RGB_FORMAT__RGB16_565 0x0 #define HW_DCP_CSCCTRL0__RGB_FORMAT__YCbCrI 0x1 #define HW_DCP_CSCCTRL0__RGB_FORMAT__RGB24 0x2 #define HW_DCP_CSCCTRL0__RGB_FORMAT__YUV422I 0x3 #define HW_DCP_CSCCTRL0__DELTA (1 << 10) #define HW_DCP_CSCCTRL0__SUBSAMPLE (1 << 11) #define HW_DCP_CSCCTRL0__ROTATE (1 << 12) #define HW_DCP_CSCCTRL0__SCALE (1 << 13) #define HW_DCP_CSCCTRL0__UPSAMPLE (1 << 14) #define HW_DCP_CSCCTRL0__CLIP (1 << 15) #define HW_DCP_CSCSTAT (*(volatile uint32_t *)(HW_DCP_BASE + 0x310)) #define HW_DCP_CSCSTAT__COMPLETE (1 << 0) #define HW_DCP_CSCSTAT__ERROR_SETUP (1 << 2) #define HW_DCP_CSCSTAT__ERROR_SRC (1 << 4) #define HW_DCP_CSCSTAT__ERROR_DST (1 << 5) #define HW_DCP_CSCSTAT__ERROR_PAGEFAULT (1 << 6) #define HW_DCP_CSCSTAT__ERROR_CODE_BP 16 #define HW_DCP_CSCSTAT__ERROR_CODE_BM (0xff << 16) #define HW_DCP_CSCOUTBUFPARAM (*(volatile uint32_t *)(HW_DCP_BASE + 0x320)) #define HW_DCP_CSCOUTBUFPARAM__LINE_SIZE_BP 0 #define HW_DCP_CSCOUTBUFPARAM__LINE_SIZE_BM 0xfff #define HW_DCP_CSCOUTBUFPARAM__FIELD_SIZE_BP 12 #define HW_DCP_CSCOUTBUFPARAM__FIELD_SIZE_BM 0xfff000 #define HW_DCP_CSCINBUFPARAM (*(volatile uint32_t *)(HW_DCP_BASE + 0x330)) #define HW_DCP_CSCINBUFPARAM__LINE_SIZE_BP 0 #define HW_DCP_CSCINBUFPARAM__LINE_SIZE_BM 0xfff #define HW_DCP_CSCRGB (*(volatile uint32_t *)(HW_DCP_BASE + 0x340)) #define HW_DCP_CSCLUMA (*(volatile uint32_t *)(HW_DCP_BASE + 0x350)) #define HW_DCP_CSCCHROMAU (*(volatile uint32_t *)(HW_DCP_BASE + 0x360)) #define HW_DCP_CSCCHROMAV (*(volatile uint32_t *)(HW_DCP_BASE + 0x370)) #define HW_DCP_CSCCOEFF0 (*(volatile uint32_t *)(HW_DCP_BASE + 0x380)) #define HW_DCP_CSCCOEFF0__Y_OFFSET_BP 0 #define HW_DCP_CSCCOEFF0__Y_OFFSET_BM 0xff #define HW_DCP_CSCCOEFF0__UV_OFFSET_BP 8 #define HW_DCP_CSCCOEFF0__UV_OFFSET_BM 0xff00 #define HW_DCP_CSCCOEFF0__C0_BP 16 #define HW_DCP_CSCCOEFF0__C0_BM 0x3ff0000 #define HW_DCP_CSCCOEFF1 (*(volatile uint32_t *)(HW_DCP_BASE + 0x390)) #define HW_DCP_CSCCOEFF1__C4_BP 0 #define HW_DCP_CSCCOEFF1__C4_BM 0x3ff #define HW_DCP_CSCCOEFF1__C1_BP 16 #define HW_DCP_CSCCOEFF1__C1_BM 0x3ff0000 #define HW_DCP_CSCCOEFF2 (*(volatile uint32_t *)(HW_DCP_BASE + 0x3a0)) #define HW_DCP_CSCCOEFF2__C3_BP 0 #define HW_DCP_CSCCOEFF2__C3_BM 0x3ff #define HW_DCP_CSCCOEFF2__C2_BP 16 #define HW_DCP_CSCCOEFF2__C2_BM 0x3ff0000 #define HW_DCP_CSCCLIP (*(volatile uint32_t *)(HW_DCP_BASE + 0x3b0)) #define HW_DCP_CSCCLIP__WIDTH_BP 0 #define HW_DCP_CSCCLIP__WIDTH_BM 0xfff #define HW_DCP_CSCCLIP__HEIGHT_BP 12 #define HW_DCP_CSCCLIP__HEIGHT_BM 0xfff000 #define HW_DCP_CSCXSCALE (*(volatile uint32_t *)(HW_DCP_BASE + 0x3c0)) #define HW_DCP_CSCXSCALE__WIDTH_BP 0 #define HW_DCP_CSCXSCALE__WIDTH_BM 0xfff #define HW_DCP_CSCXSCALE__FRAC_BP 12 #define HW_DCP_CSCXSCALE__FRAC_BM 0xfff000 #define HW_DCP_CSCXSCALE__INT_BP 24 #define HW_DCP_CSCXSCALE__INT_BM 0x3000000 #define HW_DCP_CSCYSCALE (*(volatile uint32_t *)(HW_DCP_BASE + 0x3d0)) #define HW_DCP_CSCYSCALE__WIDTH_BP 0 #define HW_DCP_CSCYSCALE__WIDTH_BM 0xfff #define HW_DCP_CSCYSCALE__FRAC_BP 12 #define HW_DCP_CSCYSCALE__FRAC_BM 0xfff000 #define HW_DCP_CSCYSCALE__INT_BP 24 #define HW_DCP_CSCYSCALE__INT_BM 0x3000000 #define HW_DCP_PAGETABLE (*(volatile uint32_t *)(HW_DCP_BASE + 0x420)) #define HW_DCP_PAGETABLE__ENABLE (1 << 0) #define HW_DCP_PAGETABLE__FLUSH (1 << 1) #define HW_DCP_PAGETABLE__BASE_BP 2 #define HW_DCP_PAGETABLE__BASE_BM 0xfffffffc struct imx233_dcp_packet_t { uint32_t next; uint32_t ctrl0; uint32_t ctrl1; uint32_t src; uint32_t dst; uint32_t size; uint32_t payload; uint32_t status; } __attribute__((packed)); #define HW_DCP_CTRL0__INTERRUPT_ENABLE (1 << 0) #define HW_DCP_CTRL0__DECR_SEMAPHORE (1 << 1) #define HW_DCP_CTRL0__CHAIN (1 << 2) #define HW_DCP_CTRL0__CHAIN_CONTINUOUS (1 << 3) #define HW_DCP_CTRL0__ENABLE_MEMCOPY (1 << 4) #define HW_DCP_CTRL0__ENABLE_CIPHER (1 << 5) #define HW_DCP_CTRL0__ENABLE_HASH (1 << 6) #define HW_DCP_CTRL0__ENABLE_BLIT (1 << 7) #define HW_DCP_CTRL0__CIPHER_ENCRYPT (1 << 8) #define HW_DCP_CTRL0__CIPHER_INIT (1 << 9) #define HW_DCP_CTRL0__OTP_KEY (1 << 10) #define HW_DCP_CTRL0__PAYLOAD_KEY (1 << 11) #define HW_DCP_CTRL0__HASH_INIT (1 << 12) #define HW_DCP_CTRL0__HASH_TERM (1 << 13) #define HW_DCP_CTRL0__HASH_CHECK (1 << 14) #define HW_DCP_CTRL0__HASH_OUTPUT (1 << 15) #define HW_DCP_CTRL0__CONSTANT_FILL (1 << 16) #define HW_DCP_CTRL0__TEST_SEMA_IRQ (1 << 17) #define HW_DCP_CTRL0__KEY_BYTESWAP (1 << 18) #define HW_DCP_CTRL0__KEY_WORDSWAP (1 << 19) #define HW_DCP_CTRL0__INPUT_BYTESWAP (1 << 20) #define HW_DCP_CTRL0__INPUT_WORDSWAP (1 << 21) #define HW_DCP_CTRL0__OUTPUT_BYTESWAP (1 << 22) #define HW_DCP_CTRL0__OUTPUT_WORDSWAP (1 << 23) #define HW_DCP_CTRL0__TAG_BP 24 #define HW_DCP_CTRL0__TAG_BM (0xff << 24) #define HW_DCP_CTRL1__CIPHER_SELECT_BP 0 #define HW_DCP_CTRL1__CIPHER_SELECT_BM 0xf #define HW_DCP_CTRL1__CIPHER_MODE_BP 4 #define HW_DCP_CTRL1__CIPHER_MODE_BM 0xf0 #define HW_DCP_CTRL1__KEY_SELECT_BP 8 #define HW_DCP_CTRL1__KEY_SELECT_BM 0xff00 #define HW_DCP_CTRL1__FRAMEBUFFER_LENGTH_BP 0 #define HW_DCP_CTRL1__FRAMEBUFFER_LENGTH_BM 0xffff #define HW_DCP_CTRL1__HASH_SELECT_BP 16 #define HW_DCP_CTRL1__HASH_SELECT_BM 0xf0000 #define HW_DCP_CTRL1__CIPHER_CONFIG_BP 24 #define HW_DCP_CTRL1__CIPHER_CONFIG_BM (0xff << 24) #define HW_DCP_SIZE__BLIT_WIDTH_BP 0 #define HW_DCP_SIZE__BLIT_WIDTH_BM 0xffff #define HW_DCP_SIZE__NUMBER_LINES_BP 16 #define HW_DCP_SIZE__NUMBER_LINES_BM 0xffff0000 #define HW_DCP_STATUS__COMPLETE (1 << 0) #define HW_DCP_STATUS__HASH_MISMATCH (1 << 1) #define HW_DCP_STATUS__ERROR_SETUP (1 << 2) #define HW_DCP_STATUS__ERROR_PACKET (1 << 3) #define HW_DCP_STATUS__ERROR_SRC (1 << 4) #define HW_DCP_STATUS__ERROR_DST (1 << 5) #define HW_DCP_STATUS__ERROR_CODE_BP 16 #define HW_DCP_STATUS__ERROR_CODE_BM (0xff << 16) #define HW_DCP_STATUS__TAG_BP 24 #define HW_DCP_STATUS__TAG_BM (0xff << 24) struct imx233_dcp_channel_info_t { bool irq; bool irq_en; bool enable; bool high_priority; bool ready; int sema; uint32_t cmdptr; }; struct imx233_dcp_csc_info_t { bool irq; bool irq_en; bool enable; int priority; }; struct imx233_dcp_info_t { /* capabilities */ bool has_crypto; bool has_csc; int num_keys; int num_channels; unsigned ciphers; unsigned hashs; /* global state */ bool context_switching; bool context_caching; bool gather_writes; bool otp_key_ready; bool ch0_merged; /* channel state */ struct imx233_dcp_channel_info_t channel[HW_DCP_NUM_CHANNELS]; /* csc state */ struct imx233_dcp_csc_info_t csc; }; #define DCP_INFO_CAPABILITIES (1 << 0) #define DCP_INFO_GLOBAL_STATE (1 << 1) #define DCP_INFO_CHANNELS (1 << 2) #define DCP_INFO_CSC (1 << 3) #define DCP_INFO_ALL 0xf enum imx233_dcp_error_t { DCP_SUCCESS = 0, DCP_TIMEOUT = -1, DCP_ERROR_SETUP = -2, DCP_ERROR_PACKET = -3, DCP_ERROR_SRC = -4, DCP_ERROR_DST = -5, DCP_ERROR_CHAIN_IS_0 = -6, DCP_ERROR_NO_CHAIN = -7, DCP_ERROR_CONTEXT = -8, DCP_ERROR_PAYLOAD = -9, DCP_ERROR_MODE = -10, DCP_ERROR = -11 }; void imx233_dcp_init(void); // return OBJ_WAIT_TIMEOUT on failure int imx233_dcp_acquire_channel(int timeout); void imx233_dcp_release_channel(int chan); // doesn't check that channel is in use! void imx233_dcp_reserve_channel(int channel); enum imx233_dcp_error_t imx233_dcp_memcpy_ex(int channel, void *src, void *dst, size_t len); enum imx233_dcp_error_t imx233_dcp_memcpy(void *src, void *dst, size_t len, int tmo); struct imx233_dcp_info_t imx233_dcp_get_info(unsigned flags); #endif // __DMA_IMX233_H__