From: balrog Date: Sun, 9 Dec 2007 22:32:42 +0000 (+0000) Subject: OMAP DMA 3.2 support by Lauro Ramos Venancio. X-Git-Tag: TizenStudio_2.0_p2.3~12435 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=089b7c0a4c2a0b0953ed4323f893eb5af2ca4e2c;p=sdk%2Femulator%2Fqemu.git OMAP DMA 3.2 support by Lauro Ramos Venancio. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3786 c046a42c-6fe2-441c-8c8c-71466251a162 --- diff --git a/hw/omap.c b/hw/omap.c index 7312a66..e78ed47 100644 --- a/hw/omap.c +++ b/hw/omap.c @@ -402,38 +402,50 @@ struct omap_intr_handler_s *omap_inth_init(target_phys_addr_t base, } /* OMAP1 DMA module */ -typedef enum { - constant = 0, - post_incremented, - single_index, - double_index, -} omap_dma_addressing_t; - struct omap_dma_channel_s { + /* transfer data */ int burst[2]; int pack[2]; enum omap_dma_port port[2]; target_phys_addr_t addr[2]; omap_dma_addressing_t mode[2]; + uint16_t elements; + uint16_t frames; + int16_t frame_index[2]; + int16_t element_index[2]; int data_type; + + /* transfer type */ + int transparent_copy; + int constant_fill; + uint32_t color; + + /* auto init and linked channel data */ int end_prog; int repeat; int auto_init; - int priority; - int fs; - int sync; - int running; + int link_enabled; + int link_next_ch; + + /* interruption data */ int interrupts; int status; - int signalled; - int post_sync; - int transfer; - uint16_t elements; - uint16_t frames; - uint16_t frame_index; - uint16_t element_index; + + /* state data */ + int active; + int enable; + int sync; + int pending_request; + int waiting_end_prog; uint16_t cpc; + /* sync type */ + int fs; + int bs; + + /* compatibility */ + int omap_3_1_compatible_disable; + struct omap_dma_reg_set_s { target_phys_addr_t src, dest; int frame; @@ -443,16 +455,23 @@ struct omap_dma_channel_s { int frames; int elements; } active_set; + + /* unused parameters */ + int priority; + int interleave_disabled; + int type; }; struct omap_dma_s { - qemu_irq *ih; + qemu_irq irqs[16]; QEMUTimer *tm; struct omap_mpu_state_s *mpu; target_phys_addr_t base; omap_clk clk; int64_t delay; uint32_t drq; + enum omap_dma_model model; + int omap_3_1_mapping_disabled; uint16_t gcr; int run_count; @@ -462,27 +481,55 @@ struct omap_dma_s { struct omap_dma_lcd_channel_s lcd_ch; }; +/* Interrupts */ +#define TIMEOUT_INTR (1 << 0) +#define EVENT_DROP_INTR (1 << 1) +#define HALF_FRAME_INTR (1 << 2) +#define END_FRAME_INTR (1 << 3) +#define LAST_FRAME_INTR (1 << 4) +#define END_BLOCK_INTR (1 << 5) +#define SYNC (1 << 6) + +static int omap_dma_get_sibling_channel(struct omap_dma_s *s, int channel) +{ + if (s->omap_3_1_mapping_disabled) + return -1; + switch (channel) { + case 0 ... 2: + return channel + 6; + case 6 ... 8: + return channel % 6; + } + return -1; +} + static void omap_dma_interrupts_update(struct omap_dma_s *s) { - /* First three interrupts are shared between two channels each. */ - qemu_set_irq(s->ih[OMAP_INT_DMA_CH0_6], - (s->ch[0].status | s->ch[6].status) & 0x3f); - qemu_set_irq(s->ih[OMAP_INT_DMA_CH1_7], - (s->ch[1].status | s->ch[7].status) & 0x3f); - qemu_set_irq(s->ih[OMAP_INT_DMA_CH2_8], - (s->ch[2].status | s->ch[8].status) & 0x3f); - qemu_set_irq(s->ih[OMAP_INT_DMA_CH3], - (s->ch[3].status) & 0x3f); - qemu_set_irq(s->ih[OMAP_INT_DMA_CH4], - (s->ch[4].status) & 0x3f); - qemu_set_irq(s->ih[OMAP_INT_DMA_CH5], - (s->ch[5].status) & 0x3f); + int i, sibiling, raise; + + if (s->omap_3_1_mapping_disabled) { + for (i = 0; i < s->chans; i ++) { + if (s->ch[i].status) + qemu_irq_raise(s->irqs[i]); + } + } else { + /* First three interrupts are shared between two channels each. */ + for (i = 0; i < 6; i ++) { + raise = s->ch[i].status; + sibiling = omap_dma_get_sibling_channel(s, i); + if (sibiling != -1) + raise |= s->ch[sibiling].status; + if (raise) + qemu_irq_raise(s->irqs[i]); + } + } } static void omap_dma_channel_load(struct omap_dma_s *s, int ch) { struct omap_dma_reg_set_s *a = &s->ch[ch].active_set; int i; + int omap_3_1 = !s->ch[ch].omap_3_1_compatible_disable; /* * TODO: verify address ranges and alignment @@ -513,71 +560,126 @@ static void omap_dma_channel_load(struct omap_dma_s *s, int ch) break; case single_index: a->elem_delta[i] = s->ch[ch].data_type + - s->ch[ch].element_index - 1; - if (s->ch[ch].element_index > 0x7fff) - a->elem_delta[i] -= 0x10000; + s->ch[ch].element_index[omap_3_1 ? 0 : i] - 1; a->frame_delta[i] = 0; break; case double_index: a->elem_delta[i] = s->ch[ch].data_type + - s->ch[ch].element_index - 1; - if (s->ch[ch].element_index > 0x7fff) - a->elem_delta[i] -= 0x10000; - a->frame_delta[i] = s->ch[ch].frame_index - - s->ch[ch].element_index; - if (s->ch[ch].frame_index > 0x7fff) - a->frame_delta[i] -= 0x10000; + s->ch[ch].element_index[omap_3_1 ? 0 : i] - 1; + a->frame_delta[i] = s->ch[ch].frame_index[omap_3_1 ? 0 : i] - + s->ch[ch].element_index[omap_3_1 ? 0 : i]; break; default: break; } } -static inline void omap_dma_request_run(struct omap_dma_s *s, - int channel, int request) +static void omap_dma_activate_channel(struct omap_dma_s *s, int channel) { -next_channel: - if (request > 0) - for (; channel < 9; channel ++) - if (s->ch[channel].sync == request && s->ch[channel].running) - break; - if (channel >= 9) + if (!s->ch[channel].active) { + s->ch[channel].active = 1; + if (s->ch[channel].sync) + s->ch[channel].status |= SYNC; + s->run_count ++; + } + + if (s->delay && !qemu_timer_pending(s->tm)) + qemu_mod_timer(s->tm, qemu_get_clock(vm_clock) + s->delay); +} + +static void omap_dma_deactivate_channel(struct omap_dma_s *s, int channel) +{ + /* Update cpc */ + s->ch[channel].cpc = s->ch[channel].active_set.dest & 0xffff; + + if (s->ch[channel].pending_request && + !s->ch[channel].waiting_end_prog) { + /* Don't deactivate the channel */ + s->ch[channel].pending_request = 0; return; + } - if (s->ch[channel].transfer) { - if (request > 0) { - s->ch[channel ++].post_sync = request; - goto next_channel; - } - s->ch[channel].status |= 0x02; /* Synchronisation drop */ - omap_dma_interrupts_update(s); + /* Don't deactive the channel if it is synchronized and the DMA request is + active */ + if (s->ch[channel].sync && (s->drq & (1 << s->ch[channel].sync))) return; + + if (s->ch[channel].active) { + s->ch[channel].active = 0; + s->ch[channel].status &= ~SYNC; + s->run_count --; } - if (!s->ch[channel].signalled) - s->run_count ++; - s->ch[channel].signalled = 1; + if (!s->run_count) + qemu_del_timer(s->tm); +} - if (request > 0) - s->ch[channel].status |= 0x40; /* External request */ +static void omap_dma_enable_channel(struct omap_dma_s *s, int channel) +{ + if (!s->ch[channel].enable) { + s->ch[channel].enable = 1; + s->ch[channel].waiting_end_prog = 0; + omap_dma_channel_load(s, channel); + if ((!s->ch[channel].sync) || (s->drq & (1 << s->ch[channel].sync))) + omap_dma_activate_channel(s, channel); + } +} - if (s->delay && !qemu_timer_pending(s->tm)) - qemu_mod_timer(s->tm, qemu_get_clock(vm_clock) + s->delay); +static void omap_dma_disable_channel(struct omap_dma_s *s, int channel) +{ + if (s->ch[channel].enable) { + s->ch[channel].enable = 0; + /* Discard any pending request */ + s->ch[channel].pending_request = 0; + omap_dma_deactivate_channel(s, channel); + } +} - if (request > 0) { - channel ++; - goto next_channel; +static void omap_dma_channel_end_prog(struct omap_dma_s *s, int channel) +{ + if (s->ch[channel].waiting_end_prog) { + s->ch[channel].waiting_end_prog = 0; + if (!s->ch[channel].sync || s->ch[channel].pending_request) { + s->ch[channel].pending_request = 0; + omap_dma_activate_channel(s, channel); + } } } -static inline void omap_dma_request_stop(struct omap_dma_s *s, int channel) +static void omap_dma_enable_3_1_mapping(struct omap_dma_s *s) { - if (s->ch[channel].signalled) - s->run_count --; - s->ch[channel].signalled = 0; + s->omap_3_1_mapping_disabled = 0; + s->chans = 9; +} - if (!s->run_count) - qemu_del_timer(s->tm); +static void omap_dma_disable_3_1_mapping(struct omap_dma_s *s) +{ + s->omap_3_1_mapping_disabled = 1; + s->chans = 16; +} + +static void omap_dma_process_request(struct omap_dma_s *s, int request) +{ + int channel; + int drop_event = 0; + + for (channel = 0; channel < s->chans; channel ++) { + if (s->ch[channel].enable && s->ch[channel].sync == request) { + if (!s->ch[channel].active) + omap_dma_activate_channel(s, channel); + else if (!s->ch[channel].pending_request) + s->ch[channel].pending_request = 1; + else { + /* Request collision */ + /* Second request received while processing other request */ + s->ch[channel].status |= EVENT_DROP_INTR; + drop_event = 1; + } + } + } + + if (drop_event) + omap_dma_interrupts_update(s); } static void omap_dma_channel_run(struct omap_dma_s *s) @@ -588,97 +690,101 @@ static void omap_dma_channel_run(struct omap_dma_s *s) struct omap_dma_port_if_s *src_p, *dest_p; struct omap_dma_reg_set_s *a; - for (ch = 0; ch < 9; ch ++) { + for (ch = 0; ch < s->chans; ch ++) { + if (!s->ch[ch].active) + continue; + a = &s->ch[ch].active_set; src_p = &s->mpu->port[s->ch[ch].port[0]]; dest_p = &s->mpu->port[s->ch[ch].port[1]]; - if (s->ch[ch].signalled && (!src_p->addr_valid(s->mpu, a->src) || - !dest_p->addr_valid(s->mpu, a->dest))) { + if ((!s->ch[ch].constant_fill && !src_p->addr_valid(s->mpu, a->src)) || + (!dest_p->addr_valid(s->mpu, a->dest))) { #if 0 /* Bus time-out */ - if (s->ch[ch].interrupts & 0x01) - s->ch[ch].status |= 0x01; - omap_dma_request_stop(s, ch); + if (s->ch[ch].interrupts & TIMEOUT_INTR) + s->ch[ch].status |= TIMEOUT_INTR; + omap_dma_deactivate_channel(s, ch); continue; #endif printf("%s: Bus time-out in DMA%i operation\n", __FUNCTION__, ch); } status = s->ch[ch].status; - while (status == s->ch[ch].status && s->ch[ch].signalled) { + while (status == s->ch[ch].status && s->ch[ch].active) { /* Transfer a single element */ - s->ch[ch].transfer = 1; - cpu_physical_memory_read(a->src, value, s->ch[ch].data_type); - cpu_physical_memory_write(a->dest, value, s->ch[ch].data_type); - s->ch[ch].transfer = 0; + /* FIXME: check the endianness */ + if (!s->ch[ch].constant_fill) + cpu_physical_memory_read(a->src, value, s->ch[ch].data_type); + else + *(uint32_t *) value = s->ch[ch].color; + + if (!s->ch[ch].transparent_copy || + *(uint32_t *) value != s->ch[ch].color) + cpu_physical_memory_write(a->dest, value, s->ch[ch].data_type); a->src += a->elem_delta[0]; a->dest += a->elem_delta[1]; a->element ++; - /* Check interrupt conditions */ + /* If the channel is element synchronized, deactivate it */ + if (s->ch[ch].sync && !s->ch[ch].fs && !s->ch[ch].bs) + omap_dma_deactivate_channel(s, ch); + + /* If it is the last frame, set the LAST_FRAME interrupt */ + if (a->element == 1 && a->frame == a->frames - 1) + if (s->ch[ch].interrupts & LAST_FRAME_INTR) + s->ch[ch].status |= LAST_FRAME_INTR; + + /* If the half of the frame was reached, set the HALF_FRAME + interrupt */ + if (a->element == (a->elements >> 1)) + if (s->ch[ch].interrupts & HALF_FRAME_INTR) + s->ch[ch].status |= HALF_FRAME_INTR; + if (a->element == a->elements) { + /* End of Frame */ a->element = 0; a->src += a->frame_delta[0]; a->dest += a->frame_delta[1]; a->frame ++; - if (a->frame == a->frames) { - if (!s->ch[ch].repeat || !s->ch[ch].auto_init) - s->ch[ch].running = 0; + /* If the channel is frame synchronized, deactivate it */ + if (s->ch[ch].sync && s->ch[ch].fs) + omap_dma_deactivate_channel(s, ch); - if (s->ch[ch].auto_init && - (s->ch[ch].repeat || - s->ch[ch].end_prog)) - omap_dma_channel_load(s, ch); + /* If the channel is async, update cpc */ + if (!s->ch[ch].sync) + s->ch[ch].cpc = a->dest & 0xffff; - if (s->ch[ch].interrupts & 0x20) - s->ch[ch].status |= 0x20; + /* Set the END_FRAME interrupt */ + if (s->ch[ch].interrupts & END_FRAME_INTR) + s->ch[ch].status |= END_FRAME_INTR; - if (!s->ch[ch].sync) - omap_dma_request_stop(s, ch); - } - - if (s->ch[ch].interrupts & 0x08) - s->ch[ch].status |= 0x08; - - if (s->ch[ch].sync && s->ch[ch].fs && - !(s->drq & (1 << s->ch[ch].sync))) { - s->ch[ch].status &= ~0x40; - omap_dma_request_stop(s, ch); + if (a->frame == a->frames) { + /* End of Block */ + /* Disable the channel */ + + if (s->ch[ch].omap_3_1_compatible_disable) { + omap_dma_disable_channel(s, ch); + if (s->ch[ch].link_enabled) + omap_dma_enable_channel(s, s->ch[ch].link_next_ch); + } else { + if (!s->ch[ch].auto_init) + omap_dma_disable_channel(s, ch); + else if (s->ch[ch].repeat || s->ch[ch].end_prog) + omap_dma_channel_load(s, ch); + else { + s->ch[ch].waiting_end_prog = 1; + omap_dma_deactivate_channel(s, ch); + } + } + + if (s->ch[ch].interrupts & END_BLOCK_INTR) + s->ch[ch].status |= END_BLOCK_INTR; } } - - if (a->element == 1 && a->frame == a->frames - 1) - if (s->ch[ch].interrupts & 0x10) - s->ch[ch].status |= 0x10; - - if (a->element == (a->elements >> 1)) - if (s->ch[ch].interrupts & 0x04) - s->ch[ch].status |= 0x04; - - if (s->ch[ch].sync && !s->ch[ch].fs && - !(s->drq & (1 << s->ch[ch].sync))) { - s->ch[ch].status &= ~0x40; - omap_dma_request_stop(s, ch); - } - - /* - * Process requests made while the element was - * being transferred. - */ - if (s->ch[ch].post_sync) { - omap_dma_request_run(s, 0, s->ch[ch].post_sync); - s->ch[ch].post_sync = 0; - } - -#if 0 - break; -#endif } - - s->ch[ch].cpc = a->dest & 0x0000ffff; } omap_dma_interrupts_update(s); @@ -686,8 +792,29 @@ static void omap_dma_channel_run(struct omap_dma_s *s) qemu_mod_timer(s->tm, qemu_get_clock(vm_clock) + s->delay); } -static int omap_dma_ch_reg_read(struct omap_dma_s *s, - int ch, int reg, uint16_t *value) { +static void omap_dma_reset(struct omap_dma_s *s) +{ + int i; + + qemu_del_timer(s->tm); + s->gcr = 0x0004; + s->drq = 0x00000000; + s->run_count = 0; + s->lcd_ch.src = emiff; + s->lcd_ch.condition = 0; + s->lcd_ch.interrupts = 0; + s->lcd_ch.dual = 0; + omap_dma_enable_3_1_mapping(s); + memset(s->ch, 0, sizeof(s->ch)); + for (i = 0; i < s->chans; i ++) + s->ch[i].interrupts = 0x0003; +} + +static int omap_dma_ch_reg_read(struct omap_dma_s *s, int ch, int reg, + uint16_t *value) +{ + int sibling; + switch (reg) { case 0x00: /* SYS_DMA_CSDP_CH0 */ *value = (s->ch[ch].burst[1] << 14) | @@ -700,12 +827,16 @@ static int omap_dma_ch_reg_read(struct omap_dma_s *s, break; case 0x02: /* SYS_DMA_CCR_CH0 */ - *value = (s->ch[ch].mode[1] << 14) | + if (s->model == omap_dma_3_1) + *value = 0 << 10; /* FIFO_FLUSH bit */ + else + *value = s->ch[ch].omap_3_1_compatible_disable << 10; + *value |= (s->ch[ch].mode[1] << 14) | (s->ch[ch].mode[0] << 12) | (s->ch[ch].end_prog << 11) | (s->ch[ch].repeat << 9) | (s->ch[ch].auto_init << 8) | - (s->ch[ch].running << 7) | + (s->ch[ch].enable << 7) | (s->ch[ch].priority << 6) | (s->ch[ch].fs << 5) | s->ch[ch].sync; break; @@ -715,10 +846,18 @@ static int omap_dma_ch_reg_read(struct omap_dma_s *s, break; case 0x06: /* SYS_DMA_CSR_CH0 */ - /* FIXME: shared CSR for channels sharing the interrupts */ + sibling = omap_dma_get_sibling_channel(s, ch); *value = s->ch[ch].status; - s->ch[ch].status &= 0x40; - omap_dma_interrupts_update(s); + s->ch[ch].status &= SYNC; + if (sibling != -1) { + *value |= (s->ch[sibling].status & 0x3f) << 6; + s->ch[sibling].status &= SYNC; + if (sibling < ch) { + qemu_irq_lower(s->irqs[sibling]); + break; + } + } + qemu_irq_lower(s->irqs[ch]); break; case 0x08: /* SYS_DMA_CSSA_L_CH0 */ @@ -746,15 +885,54 @@ static int omap_dma_ch_reg_read(struct omap_dma_s *s, break; case 0x14: /* SYS_DMA_CFI_CH0 */ - *value = s->ch[ch].frame_index; + *value = s->ch[ch].frame_index[0]; break; case 0x16: /* SYS_DMA_CEI_CH0 */ - *value = s->ch[ch].element_index; + *value = s->ch[ch].element_index[0]; + break; + + case 0x18: /* SYS_DMA_CPC_CH0 or DMA_CSAC */ + if (s->ch[ch].omap_3_1_compatible_disable) + *value = s->ch[ch].active_set.src & 0xffff; /* CSAC */ + else + *value = s->ch[ch].cpc; + break; + + case 0x1a: /* DMA_CDAC */ + *value = s->ch[ch].active_set.dest & 0xffff; /* CDAC */ + break; + + case 0x1c: /* DMA_CDEI */ + *value = s->ch[ch].element_index[1]; + break; + + case 0x1e: /* DMA_CDFI */ + *value = s->ch[ch].frame_index[1]; + break; + + case 0x20: /* DMA_COLOR_L */ + *value = s->ch[ch].color & 0xffff; + break; + + case 0x22: /* DMA_COLOR_U */ + *value = s->ch[ch].color >> 16; break; - case 0x18: /* SYS_DMA_CPC_CH0 */ - *value = s->ch[ch].cpc; + case 0x24: /* DMA_CCR2 */ + *value = (s->ch[ch].bs << 2) | + (s->ch[ch].transparent_copy << 1) | + s->ch[ch].constant_fill; + break; + + case 0x28: /* DMA_CLNK_CTRL */ + *value = (s->ch[ch].link_enabled << 15) | + (s->ch[ch].link_next_ch & 0xf); + break; + + case 0x2a: /* DMA_LCH_CTRL */ + *value = (s->ch[ch].interleave_disabled << 15) | + s->ch[ch].type; break; default: @@ -764,7 +942,8 @@ static int omap_dma_ch_reg_read(struct omap_dma_s *s, } static int omap_dma_ch_reg_write(struct omap_dma_s *s, - int ch, int reg, uint16_t value) { + int ch, int reg, uint16_t value) +{ switch (reg) { case 0x00: /* SYS_DMA_CSDP_CH0 */ s->ch[ch].burst[1] = (value & 0xc000) >> 14; @@ -788,30 +967,26 @@ static int omap_dma_ch_reg_write(struct omap_dma_s *s, s->ch[ch].mode[1] = (omap_dma_addressing_t) ((value & 0xc000) >> 14); s->ch[ch].mode[0] = (omap_dma_addressing_t) ((value & 0x3000) >> 12); s->ch[ch].end_prog = (value & 0x0800) >> 11; + if (s->model > omap_dma_3_1) + s->ch[ch].omap_3_1_compatible_disable = (value >> 10) & 0x1; s->ch[ch].repeat = (value & 0x0200) >> 9; s->ch[ch].auto_init = (value & 0x0100) >> 8; s->ch[ch].priority = (value & 0x0040) >> 6; s->ch[ch].fs = (value & 0x0020) >> 5; s->ch[ch].sync = value & 0x001f; - if (value & 0x0080) { - if (s->ch[ch].running) { - if (!s->ch[ch].signalled && - s->ch[ch].auto_init && s->ch[ch].end_prog) - omap_dma_channel_load(s, ch); - } else { - s->ch[ch].running = 1; - omap_dma_channel_load(s, ch); - } - if (!s->ch[ch].sync || (s->drq & (1 << s->ch[ch].sync))) - omap_dma_request_run(s, ch, 0); - } else { - s->ch[ch].running = 0; - omap_dma_request_stop(s, ch); - } + + if (value & 0x0080) + omap_dma_enable_channel(s, ch); + else + omap_dma_disable_channel(s, ch); + + if (s->ch[ch].end_prog) + omap_dma_channel_end_prog(s, ch); + break; case 0x04: /* SYS_DMA_CICR_CH0 */ - s->ch[ch].interrupts = value & 0x003f; + s->ch[ch].interrupts = value; break; case 0x06: /* SYS_DMA_CSR_CH0 */ @@ -838,97 +1013,317 @@ static int omap_dma_ch_reg_write(struct omap_dma_s *s, break; case 0x10: /* SYS_DMA_CEN_CH0 */ - s->ch[ch].elements = value & 0xffff; + s->ch[ch].elements = value; break; case 0x12: /* SYS_DMA_CFN_CH0 */ - s->ch[ch].frames = value & 0xffff; + s->ch[ch].frames = value; break; case 0x14: /* SYS_DMA_CFI_CH0 */ - s->ch[ch].frame_index = value & 0xffff; + s->ch[ch].frame_index[0] = (int16_t) value; break; case 0x16: /* SYS_DMA_CEI_CH0 */ - s->ch[ch].element_index = value & 0xffff; + s->ch[ch].element_index[0] = (int16_t) value; break; - case 0x18: /* SYS_DMA_CPC_CH0 */ - return 1; + case 0x18: /* SYS_DMA_CPC_CH0 or DMA_CSAC */ + OMAP_RO_REG((target_phys_addr_t) reg); + break; + + case 0x1c: /* DMA_CDEI */ + s->ch[ch].element_index[1] = (int16_t) value; + break; + + case 0x1e: /* DMA_CDFI */ + s->ch[ch].frame_index[1] = (int16_t) value; + break; + + case 0x20: /* DMA_COLOR_L */ + s->ch[ch].color &= 0xffff0000; + s->ch[ch].color |= value; + break; + + case 0x22: /* DMA_COLOR_U */ + s->ch[ch].color &= 0xffff; + s->ch[ch].color |= value << 16; + break; + + case 0x24: /* DMA_CCR2 */ + s->ch[ch].bs = (value >> 2) & 0x1; + s->ch[ch].transparent_copy = (value >> 1) & 0x1; + s->ch[ch].constant_fill = value & 0x1; + break; + + case 0x28: /* DMA_CLNK_CTRL */ + s->ch[ch].link_enabled = (value >> 15) & 0x1; + if (value & (1 << 14)) { /* Stop_Lnk */ + s->ch[ch].link_enabled = 0; + omap_dma_disable_channel(s, ch); + } + s->ch[ch].link_next_ch = value & 0x1f; + break; + + case 0x2a: /* DMA_LCH_CTRL */ + s->ch[ch].interleave_disabled = (value >> 15) & 0x1; + s->ch[ch].type = value & 0xf; + break; default: - OMAP_BAD_REG((target_phys_addr_t) reg); + return 1; } return 0; } -static uint32_t omap_dma_read(void *opaque, target_phys_addr_t addr) +static int omap_dma_3_2_lcd_write(struct omap_dma_s *s, int offset, + uint16_t value) { - struct omap_dma_s *s = (struct omap_dma_s *) opaque; - int i, reg, ch, offset = addr - s->base; - uint16_t ret; - switch (offset) { - case 0x000 ... 0x2fe: - reg = offset & 0x3f; - ch = (offset >> 6) & 0x0f; - if (omap_dma_ch_reg_read(s, ch, reg, &ret)) - break; - return ret; + case 0xbc0: /* DMA_LCD_CSDP */ + s->lcd_ch.brust_f2 = (value >> 14) & 0x3; + s->lcd_ch.pack_f2 = (value >> 13) & 0x1; + s->lcd_ch.data_type_f2 = (1 << ((value >> 11) & 0x3)); + s->lcd_ch.brust_f1 = (value >> 7) & 0x3; + s->lcd_ch.pack_f1 = (value >> 6) & 0x1; + s->lcd_ch.data_type_f1 = (1 << ((value >> 0) & 0x3)); + break; - case 0x300: /* SYS_DMA_LCD_CTRL */ - i = s->lcd_ch.condition; + case 0xbc2: /* DMA_LCD_CCR */ + s->lcd_ch.mode_f2 = (value >> 14) & 0x3; + s->lcd_ch.mode_f1 = (value >> 12) & 0x3; + s->lcd_ch.end_prog = (value >> 11) & 0x1; + s->lcd_ch.omap_3_1_compatible_disable = (value >> 10) & 0x1; + s->lcd_ch.repeat = (value >> 9) & 0x1; + s->lcd_ch.auto_init = (value >> 8) & 0x1; + s->lcd_ch.running = (value >> 7) & 0x1; + s->lcd_ch.priority = (value >> 6) & 0x1; + s->lcd_ch.bs = (value >> 4) & 0x1; + break; + + case 0xbc4: /* DMA_LCD_CTRL */ + s->lcd_ch.dst = (value >> 8) & 0x1; + s->lcd_ch.src = ((value >> 6) & 0x3) << 1; s->lcd_ch.condition = 0; - qemu_irq_lower(s->lcd_ch.irq); - return ((s->lcd_ch.src == imif) << 6) | (i << 3) | - (s->lcd_ch.interrupts << 1) | s->lcd_ch.dual; + /* Assume no bus errors and thus no BUS_ERROR irq bits. */ + s->lcd_ch.interrupts = (value >> 1) & 1; + s->lcd_ch.dual = value & 1; + break; - case 0x302: /* SYS_DMA_LCD_TOP_F1_L */ - return s->lcd_ch.src_f1_top & 0xffff; + case 0xbc8: /* TOP_B1_L */ + s->lcd_ch.src_f1_top &= 0xffff0000; + s->lcd_ch.src_f1_top |= 0x0000ffff & value; + break; - case 0x304: /* SYS_DMA_LCD_TOP_F1_U */ - return s->lcd_ch.src_f1_top >> 16; + case 0xbca: /* TOP_B1_U */ + s->lcd_ch.src_f1_top &= 0x0000ffff; + s->lcd_ch.src_f1_top |= value << 16; + break; - case 0x306: /* SYS_DMA_LCD_BOT_F1_L */ - return s->lcd_ch.src_f1_bottom & 0xffff; + case 0xbcc: /* BOT_B1_L */ + s->lcd_ch.src_f1_bottom &= 0xffff0000; + s->lcd_ch.src_f1_bottom |= 0x0000ffff & value; + break; - case 0x308: /* SYS_DMA_LCD_BOT_F1_U */ - return s->lcd_ch.src_f1_bottom >> 16; + case 0xbce: /* BOT_B1_U */ + s->lcd_ch.src_f1_bottom &= 0x0000ffff; + s->lcd_ch.src_f1_bottom |= (uint32_t) value << 16; + break; - case 0x30a: /* SYS_DMA_LCD_TOP_F2_L */ - return s->lcd_ch.src_f2_top & 0xffff; + case 0xbd0: /* TOP_B2_L */ + s->lcd_ch.src_f2_top &= 0xffff0000; + s->lcd_ch.src_f2_top |= 0x0000ffff & value; + break; - case 0x30c: /* SYS_DMA_LCD_TOP_F2_U */ - return s->lcd_ch.src_f2_top >> 16; + case 0xbd2: /* TOP_B2_U */ + s->lcd_ch.src_f2_top &= 0x0000ffff; + s->lcd_ch.src_f2_top |= (uint32_t) value << 16; + break; - case 0x30e: /* SYS_DMA_LCD_BOT_F2_L */ - return s->lcd_ch.src_f2_bottom & 0xffff; + case 0xbd4: /* BOT_B2_L */ + s->lcd_ch.src_f2_bottom &= 0xffff0000; + s->lcd_ch.src_f2_bottom |= 0x0000ffff & value; + break; - case 0x310: /* SYS_DMA_LCD_BOT_F2_U */ - return s->lcd_ch.src_f2_bottom >> 16; + case 0xbd6: /* BOT_B2_U */ + s->lcd_ch.src_f2_bottom &= 0x0000ffff; + s->lcd_ch.src_f2_bottom |= (uint32_t) value << 16; + break; - case 0x400: /* SYS_DMA_GCR */ - return s->gcr; - } + case 0xbd8: /* DMA_LCD_SRC_EI_B1 */ + s->lcd_ch.element_index_f1 = value; + break; - OMAP_BAD_REG(addr); + case 0xbda: /* DMA_LCD_SRC_FI_B1_L */ + s->lcd_ch.frame_index_f1 &= 0xffff0000; + s->lcd_ch.frame_index_f1 |= 0x0000ffff & value; + break; + + case 0xbf4: /* DMA_LCD_SRC_FI_B1_U */ + s->lcd_ch.frame_index_f1 &= 0x0000ffff; + s->lcd_ch.frame_index_f1 |= (uint32_t) value << 16; + break; + + case 0xbdc: /* DMA_LCD_SRC_EI_B2 */ + s->lcd_ch.element_index_f2 = value; + break; + + case 0xbde: /* DMA_LCD_SRC_FI_B2_L */ + s->lcd_ch.frame_index_f2 &= 0xffff0000; + s->lcd_ch.frame_index_f2 |= 0x0000ffff & value; + break; + + case 0xbf6: /* DMA_LCD_SRC_FI_B2_U */ + s->lcd_ch.frame_index_f2 &= 0x0000ffff; + s->lcd_ch.frame_index_f2 |= (uint32_t) value << 16; + break; + + case 0xbe0: /* DMA_LCD_SRC_EN_B1 */ + s->lcd_ch.elements_f1 = value; + break; + + case 0xbe4: /* DMA_LCD_SRC_FN_B1 */ + s->lcd_ch.frames_f1 = value; + break; + + case 0xbe2: /* DMA_LCD_SRC_EN_B2 */ + s->lcd_ch.elements_f2 = value; + break; + + case 0xbe6: /* DMA_LCD_SRC_FN_B2 */ + s->lcd_ch.frames_f2 = value; + break; + + case 0xbea: /* DMA_LCD_LCH_CTRL */ + s->lcd_ch.lch_type = value & 0xf; + break; + + default: + return 1; + } return 0; } -static void omap_dma_write(void *opaque, target_phys_addr_t addr, - uint32_t value) +static int omap_dma_3_2_lcd_read(struct omap_dma_s *s, int offset, + uint16_t *ret) { - struct omap_dma_s *s = (struct omap_dma_s *) opaque; - int reg, ch, offset = addr - s->base; - switch (offset) { - case 0x000 ... 0x2fe: - reg = offset & 0x3f; - ch = (offset >> 6) & 0x0f; - if (omap_dma_ch_reg_write(s, ch, reg, value)) - OMAP_RO_REG(addr); + case 0xbc0: /* DMA_LCD_CSDP */ + *ret = (s->lcd_ch.brust_f2 << 14) | + (s->lcd_ch.pack_f2 << 13) | + ((s->lcd_ch.data_type_f2 >> 1) << 11) | + (s->lcd_ch.brust_f1 << 7) | + (s->lcd_ch.pack_f1 << 6) | + ((s->lcd_ch.data_type_f1 >> 1) << 0); + break; + + case 0xbc2: /* DMA_LCD_CCR */ + *ret = (s->lcd_ch.mode_f2 << 14) | + (s->lcd_ch.mode_f1 << 12) | + (s->lcd_ch.end_prog << 11) | + (s->lcd_ch.omap_3_1_compatible_disable << 10) | + (s->lcd_ch.repeat << 9) | + (s->lcd_ch.auto_init << 8) | + (s->lcd_ch.running << 7) | + (s->lcd_ch.priority << 6) | + (s->lcd_ch.bs << 4); + break; + + case 0xbc4: /* DMA_LCD_CTRL */ + qemu_irq_lower(s->lcd_ch.irq); + *ret = (s->lcd_ch.dst << 8) | + ((s->lcd_ch.src & 0x6) << 5) | + (s->lcd_ch.condition << 3) | + (s->lcd_ch.interrupts << 1) | + s->lcd_ch.dual; + break; + + case 0xbc8: /* TOP_B1_L */ + *ret = s->lcd_ch.src_f1_top & 0xffff; + break; + + case 0xbca: /* TOP_B1_U */ + *ret = s->lcd_ch.src_f1_top >> 16; + break; + + case 0xbcc: /* BOT_B1_L */ + *ret = s->lcd_ch.src_f1_bottom & 0xffff; + break; + + case 0xbce: /* BOT_B1_U */ + *ret = s->lcd_ch.src_f1_bottom >> 16; + break; + + case 0xbd0: /* TOP_B2_L */ + *ret = s->lcd_ch.src_f2_top & 0xffff; + break; + + case 0xbd2: /* TOP_B2_U */ + *ret = s->lcd_ch.src_f2_top >> 16; + break; + + case 0xbd4: /* BOT_B2_L */ + *ret = s->lcd_ch.src_f2_bottom & 0xffff; break; + case 0xbd6: /* BOT_B2_U */ + *ret = s->lcd_ch.src_f2_bottom >> 16; + break; + + case 0xbd8: /* DMA_LCD_SRC_EI_B1 */ + *ret = s->lcd_ch.element_index_f1; + break; + + case 0xbda: /* DMA_LCD_SRC_FI_B1_L */ + *ret = s->lcd_ch.frame_index_f1 & 0xffff; + break; + + case 0xbf4: /* DMA_LCD_SRC_FI_B1_U */ + *ret = s->lcd_ch.frame_index_f1 >> 16; + break; + + case 0xbdc: /* DMA_LCD_SRC_EI_B2 */ + *ret = s->lcd_ch.element_index_f2; + break; + + case 0xbde: /* DMA_LCD_SRC_FI_B2_L */ + *ret = s->lcd_ch.frame_index_f2 & 0xffff; + break; + + case 0xbf6: /* DMA_LCD_SRC_FI_B2_U */ + *ret = s->lcd_ch.frame_index_f2 >> 16; + break; + + case 0xbe0: /* DMA_LCD_SRC_EN_B1 */ + *ret = s->lcd_ch.elements_f1; + break; + + case 0xbe4: /* DMA_LCD_SRC_FN_B1 */ + *ret = s->lcd_ch.frames_f1; + break; + + case 0xbe2: /* DMA_LCD_SRC_EN_B2 */ + *ret = s->lcd_ch.elements_f2; + break; + + case 0xbe6: /* DMA_LCD_SRC_FN_B2 */ + *ret = s->lcd_ch.frames_f2; + break; + + case 0xbea: /* DMA_LCD_LCH_CTRL */ + *ret = s->lcd_ch.lch_type; + break; + + default: + return 1; + } + return 0; +} + +static int omap_dma_3_1_lcd_write(struct omap_dma_s *s, int offset, + uint16_t value) +{ + switch (offset) { case 0x300: /* SYS_DMA_LCD_CTRL */ s->lcd_ch.src = (value & 0x40) ? imif : emiff; s->lcd_ch.condition = 0; @@ -977,13 +1372,257 @@ static void omap_dma_write(void *opaque, target_phys_addr_t addr, s->lcd_ch.src_f2_bottom |= value << 16; break; + default: + return 1; + } + return 0; +} + +static int omap_dma_3_1_lcd_read(struct omap_dma_s *s, int offset, + uint16_t *ret) +{ + int i; + + switch (offset) { + case 0x300: /* SYS_DMA_LCD_CTRL */ + i = s->lcd_ch.condition; + s->lcd_ch.condition = 0; + qemu_irq_lower(s->lcd_ch.irq); + *ret = ((s->lcd_ch.src == imif) << 6) | (i << 3) | + (s->lcd_ch.interrupts << 1) | s->lcd_ch.dual; + break; + + case 0x302: /* SYS_DMA_LCD_TOP_F1_L */ + *ret = s->lcd_ch.src_f1_top & 0xffff; + break; + + case 0x304: /* SYS_DMA_LCD_TOP_F1_U */ + *ret = s->lcd_ch.src_f1_top >> 16; + break; + + case 0x306: /* SYS_DMA_LCD_BOT_F1_L */ + *ret = s->lcd_ch.src_f1_bottom & 0xffff; + break; + + case 0x308: /* SYS_DMA_LCD_BOT_F1_U */ + *ret = s->lcd_ch.src_f1_bottom >> 16; + break; + + case 0x30a: /* SYS_DMA_LCD_TOP_F2_L */ + *ret = s->lcd_ch.src_f2_top & 0xffff; + break; + + case 0x30c: /* SYS_DMA_LCD_TOP_F2_U */ + *ret = s->lcd_ch.src_f2_top >> 16; + break; + + case 0x30e: /* SYS_DMA_LCD_BOT_F2_L */ + *ret = s->lcd_ch.src_f2_bottom & 0xffff; + break; + + case 0x310: /* SYS_DMA_LCD_BOT_F2_U */ + *ret = s->lcd_ch.src_f2_bottom >> 16; + break; + + default: + return 1; + } + return 0; +} + +static int omap_dma_sys_write(struct omap_dma_s *s, int offset, uint16_t value) +{ + switch (offset) { case 0x400: /* SYS_DMA_GCR */ - s->gcr = value & 0x000c; + s->gcr = value; + break; + + case 0x404: /* DMA_GSCR */ + if (value & 0x8) + omap_dma_disable_3_1_mapping(s); + else + omap_dma_enable_3_1_mapping(s); + break; + + case 0x408: /* DMA_GRST */ + if (value & 0x1) + omap_dma_reset(s); break; default: - OMAP_BAD_REG(addr); + return 1; } + return 0; +} + +static int omap_dma_sys_read(struct omap_dma_s *s, int offset, + uint16_t *ret) +{ + switch (offset) { + case 0x400: /* SYS_DMA_GCR */ + *ret = s->gcr; + break; + + case 0x404: /* DMA_GSCR */ + *ret = s->omap_3_1_mapping_disabled << 3; + break; + + case 0x408: /* DMA_GRST */ + *ret = 0; + break; + + case 0x442: /* DMA_HW_ID */ + case 0x444: /* DMA_PCh2_ID */ + case 0x446: /* DMA_PCh0_ID */ + case 0x448: /* DMA_PCh1_ID */ + case 0x44a: /* DMA_PChG_ID */ + case 0x44c: /* DMA_PChD_ID */ + *ret = 1; + break; + + case 0x44e: /* DMA_CAPS_0_U */ + *ret = (1 << 3) | /* Constant Fill Capacity */ + (1 << 2); /* Transparent BLT Capacity */ + break; + + case 0x450: /* DMA_CAPS_0_L */ + case 0x452: /* DMA_CAPS_1_U */ + *ret = 0; + break; + + case 0x454: /* DMA_CAPS_1_L */ + *ret = (1 << 1); /* 1-bit palletized capability */ + break; + + case 0x456: /* DMA_CAPS_2 */ + *ret = (1 << 8) | /* SSDIC */ + (1 << 7) | /* DDIAC */ + (1 << 6) | /* DSIAC */ + (1 << 5) | /* DPIAC */ + (1 << 4) | /* DCAC */ + (1 << 3) | /* SDIAC */ + (1 << 2) | /* SSIAC */ + (1 << 1) | /* SPIAC */ + 1; /* SCAC */ + break; + + case 0x458: /* DMA_CAPS_3 */ + *ret = (1 << 5) | /* CCC */ + (1 << 4) | /* IC */ + (1 << 3) | /* ARC */ + (1 << 2) | /* AEC */ + (1 << 1) | /* FSC */ + 1; /* ESC */ + break; + + case 0x45a: /* DMA_CAPS_4 */ + *ret = (1 << 6) | /* SSC */ + (1 << 5) | /* BIC */ + (1 << 4) | /* LFIC */ + (1 << 3) | /* FIC */ + (1 << 2) | /* HFIC */ + (1 << 1) | /* EDIC */ + 1; /* TOIC */ + break; + + case 0x460: /* DMA_PCh2_SR */ + case 0x480: /* DMA_PCh0_SR */ + case 0x482: /* DMA_PCh1_SR */ + case 0x4c0: /* DMA_PChD_SR_0 */ + printf("%s: Physical Channel Status Registers not implemented.\n", + __FUNCTION__); + *ret = 0xff; + break; + + default: + return 1; + } + return 0; +} + +static uint32_t omap_dma_read(void *opaque, target_phys_addr_t addr) +{ + struct omap_dma_s *s = (struct omap_dma_s *) opaque; + int reg, ch, offset = addr - s->base; + uint16_t ret; + + switch (offset) { + case 0x300 ... 0x3fe: + if (s->model == omap_dma_3_1 || !s->omap_3_1_mapping_disabled) { + if (omap_dma_3_1_lcd_read(s, offset, &ret)) + break; + return ret; + } + /* Fall through. */ + case 0x000 ... 0x2fe: + reg = offset & 0x3f; + ch = (offset >> 6) & 0x0f; + if (omap_dma_ch_reg_read(s, ch, reg, &ret)) + break; + return ret; + + case 0x404 ... 0x4fe: + if (s->model == omap_dma_3_1) + break; + /* Fall through. */ + case 0x400: + if (omap_dma_sys_read(s, offset, &ret)) + break; + return ret; + + case 0xb00 ... 0xbfe: + if (s->model == omap_dma_3_2 && s->omap_3_1_mapping_disabled) { + if (omap_dma_3_2_lcd_read(s, offset, &ret)) + break; + return ret; + } + break; + } + + OMAP_BAD_REG(addr); + return 0; +} + +static void omap_dma_write(void *opaque, target_phys_addr_t addr, + uint32_t value) +{ + struct omap_dma_s *s = (struct omap_dma_s *) opaque; + int reg, ch, offset = addr - s->base; + + switch (offset) { + case 0x300 ... 0x3fe: + if (s->model == omap_dma_3_1 || !s->omap_3_1_mapping_disabled) { + if (omap_dma_3_1_lcd_write(s, offset, value)) + break; + return; + } + /* Fall through. */ + case 0x000 ... 0x2fe: + reg = offset & 0x3f; + ch = (offset >> 6) & 0x0f; + if (omap_dma_ch_reg_write(s, ch, reg, value)) + break; + return; + + case 0x404 ... 0x4fe: + if (s->model == omap_dma_3_1) + break; + case 0x400: + /* Fall through. */ + if (omap_dma_sys_write(s, offset, value)) + break; + return; + + case 0xb00 ... 0xbfe: + if (s->model == omap_dma_3_2 && s->omap_3_1_mapping_disabled) { + if (omap_dma_3_2_lcd_write(s, offset, value)) + break; + return; + } + break; + } + + OMAP_BAD_REG(addr); } static CPUReadMemoryFunc *omap_dma_readfn[] = { @@ -1005,7 +1644,7 @@ static void omap_dma_request(void *opaque, int drq, int req) if (req) { if (~s->drq & (1 << drq)) { s->drq |= 1 << drq; - omap_dma_request_run(s, 0, drq); + omap_dma_process_request(s, drq); } } else s->drq &= ~(1 << drq); @@ -1026,36 +1665,27 @@ static void omap_dma_clk_update(void *opaque, int line, int on) } } -static void omap_dma_reset(struct omap_dma_s *s) -{ - int i; - - qemu_del_timer(s->tm); - s->gcr = 0x0004; - s->drq = 0x00000000; - s->run_count = 0; - s->lcd_ch.src = emiff; - s->lcd_ch.condition = 0; - s->lcd_ch.interrupts = 0; - s->lcd_ch.dual = 0; - memset(s->ch, 0, sizeof(s->ch)); - for (i = 0; i < s->chans; i ++) - s->ch[i].interrupts = 0x0003; -} - -struct omap_dma_s *omap_dma_init(target_phys_addr_t base, - qemu_irq pic[], struct omap_mpu_state_s *mpu, omap_clk clk) +struct omap_dma_s *omap_dma_init(target_phys_addr_t base, qemu_irq *irqs, + qemu_irq lcd_irq, struct omap_mpu_state_s *mpu, omap_clk clk, + enum omap_dma_model model) { - int iomemtype; + int iomemtype, num_irqs, memsize; struct omap_dma_s *s = (struct omap_dma_s *) qemu_mallocz(sizeof(struct omap_dma_s)); - s->ih = pic; + if (model == omap_dma_3_1) { + num_irqs = 6; + memsize = 0x800; + } else { + num_irqs = 16; + memsize = 0xc00; + } + memcpy(s->irqs, irqs, num_irqs * sizeof(qemu_irq)); s->base = base; - s->chans = 9; + s->model = model; s->mpu = mpu; s->clk = clk; - s->lcd_ch.irq = pic[OMAP_INT_DMA_LCD]; + s->lcd_ch.irq = lcd_irq; s->lcd_ch.mpu = mpu; s->tm = qemu_new_timer(vm_clock, (QEMUTimerCB *) omap_dma_channel_run, s); omap_clk_adduser(s->clk, qemu_allocate_irqs(omap_dma_clk_update, s, 1)[0]); @@ -1065,7 +1695,7 @@ struct omap_dma_s *omap_dma_init(target_phys_addr_t base, iomemtype = cpu_register_io_memory(0, omap_dma_readfn, omap_dma_writefn, s); - cpu_register_physical_memory(s->base, 0x800, iomemtype); + cpu_register_physical_memory(s->base, memsize, iomemtype); return s; } @@ -4919,13 +5549,39 @@ static void omap_mpu_wakeup(void *opaque, int irq, int req) cpu_interrupt(mpu->env, CPU_INTERRUPT_EXITTB); } +struct dma_irq_map { + int ih; + int intr; +}; + +static const struct dma_irq_map omap_dma_irq_map[] = { + { 0, OMAP_INT_DMA_CH0_6 }, + { 0, OMAP_INT_DMA_CH1_7 }, + { 0, OMAP_INT_DMA_CH2_8 }, + { 0, OMAP_INT_DMA_CH3 }, + { 0, OMAP_INT_DMA_CH4 }, + { 0, OMAP_INT_DMA_CH5 }, + { 1, OMAP_INT_1610_DMA_CH6 }, + { 1, OMAP_INT_1610_DMA_CH7 }, + { 1, OMAP_INT_1610_DMA_CH8 }, + { 1, OMAP_INT_1610_DMA_CH9 }, + { 1, OMAP_INT_1610_DMA_CH10 }, + { 1, OMAP_INT_1610_DMA_CH11 }, + { 1, OMAP_INT_1610_DMA_CH12 }, + { 1, OMAP_INT_1610_DMA_CH13 }, + { 1, OMAP_INT_1610_DMA_CH14 }, + { 1, OMAP_INT_1610_DMA_CH15 } +}; + struct omap_mpu_state_s *omap310_mpu_init(unsigned long sdram_size, DisplayState *ds, const char *core) { + int i; struct omap_mpu_state_s *s = (struct omap_mpu_state_s *) qemu_mallocz(sizeof(struct omap_mpu_state_s)); ram_addr_t imif_base, emiff_base; qemu_irq *cpu_irq; + qemu_irq dma_irqs[6]; int sdindex; if (!core) @@ -4964,8 +5620,11 @@ struct omap_mpu_state_s *omap310_mpu_init(unsigned long sdram_size, s->irq[0] = s->ih[0]->pins; s->irq[1] = s->ih[1]->pins; - s->dma = omap_dma_init(0xfffed800, s->irq[0], s, - omap_findclk(s, "dma_ck")); + for (i = 0; i < 6; i ++) + dma_irqs[i] = s->irq[omap_dma_irq_map[i].ih][omap_dma_irq_map[i].intr]; + s->dma = omap_dma_init(0xfffed800, dma_irqs, s->irq[0][OMAP_INT_DMA_LCD], + s, omap_findclk(s, "dma_ck"), omap_dma_3_1); + s->port[emiff ].addr_valid = omap_validate_emiff_addr; s->port[emifs ].addr_valid = omap_validate_emifs_addr; s->port[imif ].addr_valid = omap_validate_imif_addr; diff --git a/hw/omap.h b/hw/omap.h index cd4e53b..18145ed 100644 --- a/hw/omap.h +++ b/hw/omap.h @@ -336,26 +336,68 @@ struct omap_intr_handler_s *omap_inth_init(target_phys_addr_t base, # define OMAP_INT_243X_HS_USB_DMA 93 # define OMAP_INT_243X_CARKIT 94 +enum omap_dma_model { + omap_dma_3_1 = 0, + omap_dma_3_2 +}; + struct omap_dma_s; -struct omap_dma_s *omap_dma_init(target_phys_addr_t base, - qemu_irq pic[], struct omap_mpu_state_s *mpu, omap_clk clk); +struct omap_dma_s *omap_dma_init(target_phys_addr_t base, qemu_irq *irqs, + qemu_irq lcd_irq, struct omap_mpu_state_s *mpu, omap_clk clk, + enum omap_dma_model model); enum omap_dma_port { emiff = 0, emifs, - imif, + imif, /* omap16xx: ocp_t1 */ tipb, - local, + local, /* omap16xx: ocp_t2 */ tipb_mpui, omap_dma_port_last, }; +typedef enum { + constant = 0, + post_incremented, + single_index, + double_index, +} omap_dma_addressing_t; + struct omap_dma_lcd_channel_s { enum omap_dma_port src; target_phys_addr_t src_f1_top; target_phys_addr_t src_f1_bottom; target_phys_addr_t src_f2_top; target_phys_addr_t src_f2_bottom; + + /* Used in OMAP DMA 3.2 gigacell */ + unsigned char brust_f1; + unsigned char pack_f1; + unsigned char data_type_f1; + unsigned char brust_f2; + unsigned char pack_f2; + unsigned char data_type_f2; + unsigned char end_prog; + unsigned char repeat; + unsigned char auto_init; + unsigned char priority; + unsigned char fs; + unsigned char running; + unsigned char bs; + unsigned char omap_3_1_compatible_disable; + unsigned char dst; + unsigned char lch_type; + int16_t element_index_f1; + int16_t element_index_f2; + int32_t frame_index_f1; + int32_t frame_index_f2; + uint16_t elements_f1; + uint16_t frames_f1; + uint16_t elements_f2; + uint16_t frames_f2; + omap_dma_addressing_t mode_f1; + omap_dma_addressing_t mode_f2; + /* Destination port is fixed. */ int interrupts; int condition;