diff options
Diffstat (limited to 'hw/dma/omap_dma.c')
| -rw-r--r-- | hw/dma/omap_dma.c | 785 |
1 files changed, 170 insertions, 615 deletions
diff --git a/hw/dma/omap_dma.c b/hw/dma/omap_dma.c index 77797a6..101f91f 100644 --- a/hw/dma/omap_dma.c +++ b/hw/dma/omap_dma.c @@ -131,9 +131,9 @@ struct omap_dma_s { #define LAST_FRAME_INTR (1 << 4) #define END_BLOCK_INTR (1 << 5) #define SYNC (1 << 6) -#define END_PKT_INTR (1 << 7) -#define TRANS_ERR_INTR (1 << 8) -#define MISALIGN_INTR (1 << 11) +#define END_PKT_INTR (1 << 7) +#define TRANS_ERR_INTR (1 << 8) +#define MISALIGN_INTR (1 << 11) static inline void omap_dma_interrupts_update(struct omap_dma_s *s) { @@ -526,12 +526,12 @@ static void omap_dma_transfer_setup(struct soc_dma_ch_s *dma) /* Check all the conditions that terminate the transfer starting * with those that can occur the soonest. */ -#define INTR_CHECK(cond, id, nelements) \ - if (cond) { \ - elements[id] = nelements; \ - if (elements[id] < min_elems) \ - min_elems = elements[id]; \ - } else \ +#define INTR_CHECK(cond, id, nelements) \ + if (cond) { \ + elements[id] = nelements; \ + if (elements[id] < min_elems) \ + min_elems = elements[id]; \ + } else \ elements[id] = INT_MAX; /* Elements */ @@ -686,10 +686,7 @@ void omap_dma_reset(struct soc_dma_s *dma) struct omap_dma_s *s = dma->opaque; soc_dma_reset(s->dma); - if (s->model < omap_dma_4) - s->gcr = 0x0004; - else - s->gcr = 0x00010010; + s->gcr = 0x0004; s->ocp = 0x00000000; memset(&s->irqstat, 0, sizeof(s->irqstat)); memset(&s->irqen, 0, sizeof(s->irqen)); @@ -697,8 +694,7 @@ void omap_dma_reset(struct soc_dma_s *dma) s->lcd_ch.condition = 0; s->lcd_ch.interrupts = 0; s->lcd_ch.dual = 0; - if (s->model < omap_dma_4) - omap_dma_enable_3_1_mapping(s); + omap_dma_enable_3_1_mapping(s); for (i = 0; i < s->chans; i ++) { s->ch[i].suspend = 0; s->ch[i].prefetch = 0; @@ -721,10 +717,7 @@ void omap_dma_reset(struct soc_dma_s *dma) s->ch[i].repeat = 0; s->ch[i].auto_init = 0; s->ch[i].link_enabled = 0; - if (s->model < omap_dma_4) - s->ch[i].interrupts = 0x0003; - else - s->ch[i].interrupts = 0x0000; + s->ch[i].interrupts = 0x0003; s->ch[i].status = 0; s->ch[i].cstatus = 0; s->ch[i].active = 0; @@ -747,7 +740,7 @@ static int omap_dma_ch_reg_read(struct omap_dma_s *s, struct omap_dma_channel_s *ch, int reg, uint16_t *value) { switch (reg) { - case 0x00: /* SYS_DMA_CSDP_CH0 */ + case 0x00: /* SYS_DMA_CSDP_CH0 */ *value = (ch->burst[1] << 14) | (ch->pack[1] << 13) | (ch->port[1] << 9) | @@ -757,9 +750,9 @@ static int omap_dma_ch_reg_read(struct omap_dma_s *s, (ch->data_type >> 1); break; - case 0x02: /* SYS_DMA_CCR_CH0 */ + case 0x02: /* SYS_DMA_CCR_CH0 */ if (s->model <= omap_dma_3_1) - *value = 0 << 10; /* FIFO_FLUSH reads as 0 */ + *value = 0 << 10; /* FIFO_FLUSH reads as 0 */ else *value = ch->omap_3_1_compatible_disable << 10; *value |= (ch->mode[1] << 14) | @@ -772,11 +765,11 @@ static int omap_dma_ch_reg_read(struct omap_dma_s *s, (ch->fs << 5) | ch->sync; break; - case 0x04: /* SYS_DMA_CICR_CH0 */ + case 0x04: /* SYS_DMA_CICR_CH0 */ *value = ch->interrupts; break; - case 0x06: /* SYS_DMA_CSR_CH0 */ + case 0x06: /* SYS_DMA_CSR_CH0 */ *value = ch->status; ch->status &= SYNC; if (!ch->omap_3_1_compatible_disable && ch->sibling) { @@ -786,77 +779,77 @@ static int omap_dma_ch_reg_read(struct omap_dma_s *s, qemu_irq_lower(ch->irq); break; - case 0x08: /* SYS_DMA_CSSA_L_CH0 */ + case 0x08: /* SYS_DMA_CSSA_L_CH0 */ *value = ch->addr[0] & 0x0000ffff; break; - case 0x0a: /* SYS_DMA_CSSA_U_CH0 */ + case 0x0a: /* SYS_DMA_CSSA_U_CH0 */ *value = ch->addr[0] >> 16; break; - case 0x0c: /* SYS_DMA_CDSA_L_CH0 */ + case 0x0c: /* SYS_DMA_CDSA_L_CH0 */ *value = ch->addr[1] & 0x0000ffff; break; - case 0x0e: /* SYS_DMA_CDSA_U_CH0 */ + case 0x0e: /* SYS_DMA_CDSA_U_CH0 */ *value = ch->addr[1] >> 16; break; - case 0x10: /* SYS_DMA_CEN_CH0 */ + case 0x10: /* SYS_DMA_CEN_CH0 */ *value = ch->elements; break; - case 0x12: /* SYS_DMA_CFN_CH0 */ + case 0x12: /* SYS_DMA_CFN_CH0 */ *value = ch->frames; break; - case 0x14: /* SYS_DMA_CFI_CH0 */ + case 0x14: /* SYS_DMA_CFI_CH0 */ *value = ch->frame_index[0]; break; - case 0x16: /* SYS_DMA_CEI_CH0 */ + case 0x16: /* SYS_DMA_CEI_CH0 */ *value = ch->element_index[0]; break; - case 0x18: /* SYS_DMA_CPC_CH0 or DMA_CSAC */ + case 0x18: /* SYS_DMA_CPC_CH0 or DMA_CSAC */ if (ch->omap_3_1_compatible_disable) - *value = ch->active_set.src & 0xffff; /* CSAC */ + *value = ch->active_set.src & 0xffff; /* CSAC */ else *value = ch->cpc; break; - case 0x1a: /* DMA_CDAC */ - *value = ch->active_set.dest & 0xffff; /* CDAC */ + case 0x1a: /* DMA_CDAC */ + *value = ch->active_set.dest & 0xffff; /* CDAC */ break; - case 0x1c: /* DMA_CDEI */ + case 0x1c: /* DMA_CDEI */ *value = ch->element_index[1]; break; - case 0x1e: /* DMA_CDFI */ + case 0x1e: /* DMA_CDFI */ *value = ch->frame_index[1]; break; - case 0x20: /* DMA_COLOR_L */ + case 0x20: /* DMA_COLOR_L */ *value = ch->color & 0xffff; break; - case 0x22: /* DMA_COLOR_U */ + case 0x22: /* DMA_COLOR_U */ *value = ch->color >> 16; break; - case 0x24: /* DMA_CCR2 */ + case 0x24: /* DMA_CCR2 */ *value = (ch->bs << 2) | (ch->transparent_copy << 1) | ch->constant_fill; break; - case 0x28: /* DMA_CLNK_CTRL */ + case 0x28: /* DMA_CLNK_CTRL */ *value = (ch->link_enabled << 15) | (ch->link_next_ch & 0xf); break; - case 0x2a: /* DMA_LCH_CTRL */ + case 0x2a: /* DMA_LCH_CTRL */ *value = (ch->interleave_disabled << 15) | ch->type; break; @@ -871,7 +864,7 @@ static int omap_dma_ch_reg_write(struct omap_dma_s *s, struct omap_dma_channel_s *ch, int reg, uint16_t value) { switch (reg) { - case 0x00: /* SYS_DMA_CSDP_CH0 */ + case 0x00: /* SYS_DMA_CSDP_CH0 */ ch->burst[1] = (value & 0xc000) >> 14; ch->pack[1] = (value & 0x2000) >> 13; ch->port[1] = (enum omap_dma_port) ((value & 0x1e00) >> 9); @@ -894,7 +887,7 @@ static int omap_dma_ch_reg_write(struct omap_dma_s *s, } break; - case 0x02: /* SYS_DMA_CCR_CH0 */ + case 0x02: /* SYS_DMA_CCR_CH0 */ ch->mode[1] = (omap_dma_addressing_t) ((value & 0xc000) >> 14); ch->mode[0] = (omap_dma_addressing_t) ((value & 0x3000) >> 12); ch->end_prog = (value & 0x0800) >> 11; @@ -916,88 +909,88 @@ static int omap_dma_ch_reg_write(struct omap_dma_s *s, break; - case 0x04: /* SYS_DMA_CICR_CH0 */ + case 0x04: /* SYS_DMA_CICR_CH0 */ ch->interrupts = value & 0x3f; break; - case 0x06: /* SYS_DMA_CSR_CH0 */ + case 0x06: /* SYS_DMA_CSR_CH0 */ OMAP_RO_REG((hwaddr) reg); break; - case 0x08: /* SYS_DMA_CSSA_L_CH0 */ + case 0x08: /* SYS_DMA_CSSA_L_CH0 */ ch->addr[0] &= 0xffff0000; ch->addr[0] |= value; break; - case 0x0a: /* SYS_DMA_CSSA_U_CH0 */ + case 0x0a: /* SYS_DMA_CSSA_U_CH0 */ ch->addr[0] &= 0x0000ffff; ch->addr[0] |= (uint32_t) value << 16; break; - case 0x0c: /* SYS_DMA_CDSA_L_CH0 */ + case 0x0c: /* SYS_DMA_CDSA_L_CH0 */ ch->addr[1] &= 0xffff0000; ch->addr[1] |= value; break; - case 0x0e: /* SYS_DMA_CDSA_U_CH0 */ + case 0x0e: /* SYS_DMA_CDSA_U_CH0 */ ch->addr[1] &= 0x0000ffff; ch->addr[1] |= (uint32_t) value << 16; break; - case 0x10: /* SYS_DMA_CEN_CH0 */ + case 0x10: /* SYS_DMA_CEN_CH0 */ ch->elements = value; break; - case 0x12: /* SYS_DMA_CFN_CH0 */ + case 0x12: /* SYS_DMA_CFN_CH0 */ ch->frames = value; break; - case 0x14: /* SYS_DMA_CFI_CH0 */ + case 0x14: /* SYS_DMA_CFI_CH0 */ ch->frame_index[0] = (int16_t) value; break; - case 0x16: /* SYS_DMA_CEI_CH0 */ + case 0x16: /* SYS_DMA_CEI_CH0 */ ch->element_index[0] = (int16_t) value; break; - case 0x18: /* SYS_DMA_CPC_CH0 or DMA_CSAC */ + case 0x18: /* SYS_DMA_CPC_CH0 or DMA_CSAC */ OMAP_RO_REG((hwaddr) reg); break; - case 0x1c: /* DMA_CDEI */ + case 0x1c: /* DMA_CDEI */ ch->element_index[1] = (int16_t) value; break; - case 0x1e: /* DMA_CDFI */ + case 0x1e: /* DMA_CDFI */ ch->frame_index[1] = (int16_t) value; break; - case 0x20: /* DMA_COLOR_L */ + case 0x20: /* DMA_COLOR_L */ ch->color &= 0xffff0000; ch->color |= value; break; - case 0x22: /* DMA_COLOR_U */ + case 0x22: /* DMA_COLOR_U */ ch->color &= 0xffff; ch->color |= (uint32_t)value << 16; break; - case 0x24: /* DMA_CCR2 */ + case 0x24: /* DMA_CCR2 */ ch->bs = (value >> 2) & 0x1; ch->transparent_copy = (value >> 1) & 0x1; ch->constant_fill = value & 0x1; break; - case 0x28: /* DMA_CLNK_CTRL */ + case 0x28: /* DMA_CLNK_CTRL */ ch->link_enabled = (value >> 15) & 0x1; - if (value & (1 << 14)) { /* Stop_Lnk */ + if (value & (1 << 14)) { /* Stop_Lnk */ ch->link_enabled = 0; omap_dma_disable_channel(s, ch); } ch->link_next_ch = value & 0x1f; break; - case 0x2a: /* DMA_LCH_CTRL */ + case 0x2a: /* DMA_LCH_CTRL */ ch->interleave_disabled = (value >> 15) & 0x1; ch->type = value & 0xf; break; @@ -1012,7 +1005,7 @@ static int omap_dma_3_2_lcd_write(struct omap_dma_lcd_channel_s *s, int offset, uint16_t value) { switch (offset) { - case 0xbc0: /* DMA_LCD_CSDP */ + case 0xbc0: /* DMA_LCD_CSDP */ s->brust_f2 = (value >> 14) & 0x3; s->pack_f2 = (value >> 13) & 0x1; s->data_type_f2 = (1 << ((value >> 11) & 0x3)); @@ -1021,7 +1014,7 @@ static int omap_dma_3_2_lcd_write(struct omap_dma_lcd_channel_s *s, int offset, s->data_type_f1 = (1 << ((value >> 0) & 0x3)); break; - case 0xbc2: /* DMA_LCD_CCR */ + case 0xbc2: /* DMA_LCD_CCR */ s->mode_f2 = (value >> 14) & 0x3; s->mode_f1 = (value >> 12) & 0x3; s->end_prog = (value >> 11) & 0x1; @@ -1033,7 +1026,7 @@ static int omap_dma_3_2_lcd_write(struct omap_dma_lcd_channel_s *s, int offset, s->bs = (value >> 4) & 0x1; break; - case 0xbc4: /* DMA_LCD_CTRL */ + case 0xbc4: /* DMA_LCD_CTRL */ s->dst = (value >> 8) & 0x1; s->src = ((value >> 6) & 0x3) << 1; s->condition = 0; @@ -1042,91 +1035,91 @@ static int omap_dma_3_2_lcd_write(struct omap_dma_lcd_channel_s *s, int offset, s->dual = value & 1; break; - case 0xbc8: /* TOP_B1_L */ + case 0xbc8: /* TOP_B1_L */ s->src_f1_top &= 0xffff0000; s->src_f1_top |= 0x0000ffff & value; break; - case 0xbca: /* TOP_B1_U */ + case 0xbca: /* TOP_B1_U */ s->src_f1_top &= 0x0000ffff; s->src_f1_top |= (uint32_t)value << 16; break; - case 0xbcc: /* BOT_B1_L */ + case 0xbcc: /* BOT_B1_L */ s->src_f1_bottom &= 0xffff0000; s->src_f1_bottom |= 0x0000ffff & value; break; - case 0xbce: /* BOT_B1_U */ + case 0xbce: /* BOT_B1_U */ s->src_f1_bottom &= 0x0000ffff; s->src_f1_bottom |= (uint32_t) value << 16; break; - case 0xbd0: /* TOP_B2_L */ + case 0xbd0: /* TOP_B2_L */ s->src_f2_top &= 0xffff0000; s->src_f2_top |= 0x0000ffff & value; break; - case 0xbd2: /* TOP_B2_U */ + case 0xbd2: /* TOP_B2_U */ s->src_f2_top &= 0x0000ffff; s->src_f2_top |= (uint32_t) value << 16; break; - case 0xbd4: /* BOT_B2_L */ + case 0xbd4: /* BOT_B2_L */ s->src_f2_bottom &= 0xffff0000; s->src_f2_bottom |= 0x0000ffff & value; break; - case 0xbd6: /* BOT_B2_U */ + case 0xbd6: /* BOT_B2_U */ s->src_f2_bottom &= 0x0000ffff; s->src_f2_bottom |= (uint32_t) value << 16; break; - case 0xbd8: /* DMA_LCD_SRC_EI_B1 */ + case 0xbd8: /* DMA_LCD_SRC_EI_B1 */ s->element_index_f1 = value; break; - case 0xbda: /* DMA_LCD_SRC_FI_B1_L */ + case 0xbda: /* DMA_LCD_SRC_FI_B1_L */ s->frame_index_f1 &= 0xffff0000; s->frame_index_f1 |= 0x0000ffff & value; break; - case 0xbf4: /* DMA_LCD_SRC_FI_B1_U */ + case 0xbf4: /* DMA_LCD_SRC_FI_B1_U */ s->frame_index_f1 &= 0x0000ffff; s->frame_index_f1 |= (uint32_t) value << 16; break; - case 0xbdc: /* DMA_LCD_SRC_EI_B2 */ + case 0xbdc: /* DMA_LCD_SRC_EI_B2 */ s->element_index_f2 = value; break; - case 0xbde: /* DMA_LCD_SRC_FI_B2_L */ + case 0xbde: /* DMA_LCD_SRC_FI_B2_L */ s->frame_index_f2 &= 0xffff0000; s->frame_index_f2 |= 0x0000ffff & value; break; - case 0xbf6: /* DMA_LCD_SRC_FI_B2_U */ + case 0xbf6: /* DMA_LCD_SRC_FI_B2_U */ s->frame_index_f2 &= 0x0000ffff; s->frame_index_f2 |= (uint32_t) value << 16; break; - case 0xbe0: /* DMA_LCD_SRC_EN_B1 */ + case 0xbe0: /* DMA_LCD_SRC_EN_B1 */ s->elements_f1 = value; break; - case 0xbe4: /* DMA_LCD_SRC_FN_B1 */ + case 0xbe4: /* DMA_LCD_SRC_FN_B1 */ s->frames_f1 = value; break; - case 0xbe2: /* DMA_LCD_SRC_EN_B2 */ + case 0xbe2: /* DMA_LCD_SRC_EN_B2 */ s->elements_f2 = value; break; - case 0xbe6: /* DMA_LCD_SRC_FN_B2 */ + case 0xbe6: /* DMA_LCD_SRC_FN_B2 */ s->frames_f2 = value; break; - case 0xbea: /* DMA_LCD_LCH_CTRL */ + case 0xbea: /* DMA_LCD_LCH_CTRL */ s->lch_type = value & 0xf; break; @@ -1140,7 +1133,7 @@ static int omap_dma_3_2_lcd_read(struct omap_dma_lcd_channel_s *s, int offset, uint16_t *ret) { switch (offset) { - case 0xbc0: /* DMA_LCD_CSDP */ + case 0xbc0: /* DMA_LCD_CSDP */ *ret = (s->brust_f2 << 14) | (s->pack_f2 << 13) | ((s->data_type_f2 >> 1) << 11) | @@ -1149,7 +1142,7 @@ static int omap_dma_3_2_lcd_read(struct omap_dma_lcd_channel_s *s, int offset, ((s->data_type_f1 >> 1) << 0); break; - case 0xbc2: /* DMA_LCD_CCR */ + case 0xbc2: /* DMA_LCD_CCR */ *ret = (s->mode_f2 << 14) | (s->mode_f1 << 12) | (s->end_prog << 11) | @@ -1161,7 +1154,7 @@ static int omap_dma_3_2_lcd_read(struct omap_dma_lcd_channel_s *s, int offset, (s->bs << 4); break; - case 0xbc4: /* DMA_LCD_CTRL */ + case 0xbc4: /* DMA_LCD_CTRL */ qemu_irq_lower(s->irq); *ret = (s->dst << 8) | ((s->src & 0x6) << 5) | @@ -1170,79 +1163,79 @@ static int omap_dma_3_2_lcd_read(struct omap_dma_lcd_channel_s *s, int offset, s->dual; break; - case 0xbc8: /* TOP_B1_L */ + case 0xbc8: /* TOP_B1_L */ *ret = s->src_f1_top & 0xffff; break; - case 0xbca: /* TOP_B1_U */ + case 0xbca: /* TOP_B1_U */ *ret = s->src_f1_top >> 16; break; - case 0xbcc: /* BOT_B1_L */ + case 0xbcc: /* BOT_B1_L */ *ret = s->src_f1_bottom & 0xffff; break; - case 0xbce: /* BOT_B1_U */ + case 0xbce: /* BOT_B1_U */ *ret = s->src_f1_bottom >> 16; break; - case 0xbd0: /* TOP_B2_L */ + case 0xbd0: /* TOP_B2_L */ *ret = s->src_f2_top & 0xffff; break; - case 0xbd2: /* TOP_B2_U */ + case 0xbd2: /* TOP_B2_U */ *ret = s->src_f2_top >> 16; break; - case 0xbd4: /* BOT_B2_L */ + case 0xbd4: /* BOT_B2_L */ *ret = s->src_f2_bottom & 0xffff; break; - case 0xbd6: /* BOT_B2_U */ + case 0xbd6: /* BOT_B2_U */ *ret = s->src_f2_bottom >> 16; break; - case 0xbd8: /* DMA_LCD_SRC_EI_B1 */ + case 0xbd8: /* DMA_LCD_SRC_EI_B1 */ *ret = s->element_index_f1; break; - case 0xbda: /* DMA_LCD_SRC_FI_B1_L */ + case 0xbda: /* DMA_LCD_SRC_FI_B1_L */ *ret = s->frame_index_f1 & 0xffff; break; - case 0xbf4: /* DMA_LCD_SRC_FI_B1_U */ + case 0xbf4: /* DMA_LCD_SRC_FI_B1_U */ *ret = s->frame_index_f1 >> 16; break; - case 0xbdc: /* DMA_LCD_SRC_EI_B2 */ + case 0xbdc: /* DMA_LCD_SRC_EI_B2 */ *ret = s->element_index_f2; break; - case 0xbde: /* DMA_LCD_SRC_FI_B2_L */ + case 0xbde: /* DMA_LCD_SRC_FI_B2_L */ *ret = s->frame_index_f2 & 0xffff; break; - case 0xbf6: /* DMA_LCD_SRC_FI_B2_U */ + case 0xbf6: /* DMA_LCD_SRC_FI_B2_U */ *ret = s->frame_index_f2 >> 16; break; - case 0xbe0: /* DMA_LCD_SRC_EN_B1 */ + case 0xbe0: /* DMA_LCD_SRC_EN_B1 */ *ret = s->elements_f1; break; - case 0xbe4: /* DMA_LCD_SRC_FN_B1 */ + case 0xbe4: /* DMA_LCD_SRC_FN_B1 */ *ret = s->frames_f1; break; - case 0xbe2: /* DMA_LCD_SRC_EN_B2 */ + case 0xbe2: /* DMA_LCD_SRC_EN_B2 */ *ret = s->elements_f2; break; - case 0xbe6: /* DMA_LCD_SRC_FN_B2 */ + case 0xbe6: /* DMA_LCD_SRC_FN_B2 */ *ret = s->frames_f2; break; - case 0xbea: /* DMA_LCD_LCH_CTRL */ + case 0xbea: /* DMA_LCD_LCH_CTRL */ *ret = s->lch_type; break; @@ -1256,7 +1249,7 @@ static int omap_dma_3_1_lcd_write(struct omap_dma_lcd_channel_s *s, int offset, uint16_t value) { switch (offset) { - case 0x300: /* SYS_DMA_LCD_CTRL */ + case 0x300: /* SYS_DMA_LCD_CTRL */ s->src = (value & 0x40) ? imif : emiff; s->condition = 0; /* Assume no bus errors and thus no BUS_ERROR irq bits. */ @@ -1264,42 +1257,42 @@ static int omap_dma_3_1_lcd_write(struct omap_dma_lcd_channel_s *s, int offset, s->dual = value & 1; break; - case 0x302: /* SYS_DMA_LCD_TOP_F1_L */ + case 0x302: /* SYS_DMA_LCD_TOP_F1_L */ s->src_f1_top &= 0xffff0000; s->src_f1_top |= 0x0000ffff & value; break; - case 0x304: /* SYS_DMA_LCD_TOP_F1_U */ + case 0x304: /* SYS_DMA_LCD_TOP_F1_U */ s->src_f1_top &= 0x0000ffff; s->src_f1_top |= (uint32_t)value << 16; break; - case 0x306: /* SYS_DMA_LCD_BOT_F1_L */ + case 0x306: /* SYS_DMA_LCD_BOT_F1_L */ s->src_f1_bottom &= 0xffff0000; s->src_f1_bottom |= 0x0000ffff & value; break; - case 0x308: /* SYS_DMA_LCD_BOT_F1_U */ + case 0x308: /* SYS_DMA_LCD_BOT_F1_U */ s->src_f1_bottom &= 0x0000ffff; s->src_f1_bottom |= (uint32_t)value << 16; break; - case 0x30a: /* SYS_DMA_LCD_TOP_F2_L */ + case 0x30a: /* SYS_DMA_LCD_TOP_F2_L */ s->src_f2_top &= 0xffff0000; s->src_f2_top |= 0x0000ffff & value; break; - case 0x30c: /* SYS_DMA_LCD_TOP_F2_U */ + case 0x30c: /* SYS_DMA_LCD_TOP_F2_U */ s->src_f2_top &= 0x0000ffff; s->src_f2_top |= (uint32_t)value << 16; break; - case 0x30e: /* SYS_DMA_LCD_BOT_F2_L */ + case 0x30e: /* SYS_DMA_LCD_BOT_F2_L */ s->src_f2_bottom &= 0xffff0000; s->src_f2_bottom |= 0x0000ffff & value; break; - case 0x310: /* SYS_DMA_LCD_BOT_F2_U */ + case 0x310: /* SYS_DMA_LCD_BOT_F2_U */ s->src_f2_bottom &= 0x0000ffff; s->src_f2_bottom |= (uint32_t)value << 16; break; @@ -1316,7 +1309,7 @@ static int omap_dma_3_1_lcd_read(struct omap_dma_lcd_channel_s *s, int offset, int i; switch (offset) { - case 0x300: /* SYS_DMA_LCD_CTRL */ + case 0x300: /* SYS_DMA_LCD_CTRL */ i = s->condition; s->condition = 0; qemu_irq_lower(s->irq); @@ -1324,35 +1317,35 @@ static int omap_dma_3_1_lcd_read(struct omap_dma_lcd_channel_s *s, int offset, (s->interrupts << 1) | s->dual; break; - case 0x302: /* SYS_DMA_LCD_TOP_F1_L */ + case 0x302: /* SYS_DMA_LCD_TOP_F1_L */ *ret = s->src_f1_top & 0xffff; break; - case 0x304: /* SYS_DMA_LCD_TOP_F1_U */ + case 0x304: /* SYS_DMA_LCD_TOP_F1_U */ *ret = s->src_f1_top >> 16; break; - case 0x306: /* SYS_DMA_LCD_BOT_F1_L */ + case 0x306: /* SYS_DMA_LCD_BOT_F1_L */ *ret = s->src_f1_bottom & 0xffff; break; - case 0x308: /* SYS_DMA_LCD_BOT_F1_U */ + case 0x308: /* SYS_DMA_LCD_BOT_F1_U */ *ret = s->src_f1_bottom >> 16; break; - case 0x30a: /* SYS_DMA_LCD_TOP_F2_L */ + case 0x30a: /* SYS_DMA_LCD_TOP_F2_L */ *ret = s->src_f2_top & 0xffff; break; - case 0x30c: /* SYS_DMA_LCD_TOP_F2_U */ + case 0x30c: /* SYS_DMA_LCD_TOP_F2_U */ *ret = s->src_f2_top >> 16; break; - case 0x30e: /* SYS_DMA_LCD_BOT_F2_L */ + case 0x30e: /* SYS_DMA_LCD_BOT_F2_L */ *ret = s->src_f2_bottom & 0xffff; break; - case 0x310: /* SYS_DMA_LCD_BOT_F2_U */ + case 0x310: /* SYS_DMA_LCD_BOT_F2_U */ *ret = s->src_f2_bottom >> 16; break; @@ -1365,18 +1358,18 @@ static int omap_dma_3_1_lcd_read(struct omap_dma_lcd_channel_s *s, int offset, static int omap_dma_sys_write(struct omap_dma_s *s, int offset, uint16_t value) { switch (offset) { - case 0x400: /* SYS_DMA_GCR */ + case 0x400: /* SYS_DMA_GCR */ s->gcr = value; break; - case 0x404: /* DMA_GSCR */ + 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 */ + case 0x408: /* DMA_GRST */ if (value & 0x1) omap_dma_reset(s->dma); break; @@ -1391,57 +1384,57 @@ static int omap_dma_sys_read(struct omap_dma_s *s, int offset, uint16_t *ret) { switch (offset) { - case 0x400: /* SYS_DMA_GCR */ + case 0x400: /* SYS_DMA_GCR */ *ret = s->gcr; break; - case 0x404: /* DMA_GSCR */ + case 0x404: /* DMA_GSCR */ *ret = s->omap_3_1_mapping_disabled << 3; break; - case 0x408: /* DMA_GRST */ + 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 */ + 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 */ + case 0x44e: /* DMA_CAPS_0_U */ *ret = (s->caps[0] >> 16) & 0xffff; break; - case 0x450: /* DMA_CAPS_0_L */ + case 0x450: /* DMA_CAPS_0_L */ *ret = (s->caps[0] >> 0) & 0xffff; break; - case 0x452: /* DMA_CAPS_1_U */ + case 0x452: /* DMA_CAPS_1_U */ *ret = (s->caps[1] >> 16) & 0xffff; break; - case 0x454: /* DMA_CAPS_1_L */ + case 0x454: /* DMA_CAPS_1_L */ *ret = (s->caps[1] >> 0) & 0xffff; break; - case 0x456: /* DMA_CAPS_2 */ + case 0x456: /* DMA_CAPS_2 */ *ret = s->caps[2]; break; - case 0x458: /* DMA_CAPS_3 */ + case 0x458: /* DMA_CAPS_3 */ *ret = s->caps[3]; break; - case 0x45a: /* DMA_CAPS_4 */ + case 0x45a: /* DMA_CAPS_4 */ *ret = s->caps[4]; break; - case 0x460: /* DMA_PCh2_SR */ - case 0x480: /* DMA_PCh0_SR */ - case 0x482: /* DMA_PCh1_SR */ - case 0x4c0: /* DMA_PChD_SR_0 */ + case 0x460: /* DMA_PCh2_SR */ + case 0x480: /* DMA_PCh0_SR */ + case 0x482: /* DMA_PCh1_SR */ + case 0x4c0: /* DMA_PChD_SR_0 */ qemu_log_mask(LOG_UNIMP, "%s: Physical Channel Status Registers not implemented\n", __func__); @@ -1587,41 +1580,40 @@ static void omap_dma_setcaps(struct omap_dma_s *s) case omap_dma_3_1: break; case omap_dma_3_2: - case omap_dma_4: /* XXX Only available for sDMA */ s->caps[0] = - (1 << 19) | /* Constant Fill Capability */ - (1 << 18); /* Transparent BLT Capability */ + (1 << 19) | /* Constant Fill Capability */ + (1 << 18); /* Transparent BLT Capability */ s->caps[1] = - (1 << 1); /* 1-bit palettized capability (DMA 3.2 only) */ + (1 << 1); /* 1-bit palettized capability (DMA 3.2 only) */ s->caps[2] = - (1 << 8) | /* SEPARATE_SRC_AND_DST_INDEX_CPBLTY */ - (1 << 7) | /* DST_DOUBLE_INDEX_ADRS_CPBLTY */ - (1 << 6) | /* DST_SINGLE_INDEX_ADRS_CPBLTY */ - (1 << 5) | /* DST_POST_INCRMNT_ADRS_CPBLTY */ - (1 << 4) | /* DST_CONST_ADRS_CPBLTY */ - (1 << 3) | /* SRC_DOUBLE_INDEX_ADRS_CPBLTY */ - (1 << 2) | /* SRC_SINGLE_INDEX_ADRS_CPBLTY */ - (1 << 1) | /* SRC_POST_INCRMNT_ADRS_CPBLTY */ - (1 << 0); /* SRC_CONST_ADRS_CPBLTY */ + (1 << 8) | /* SEPARATE_SRC_AND_DST_INDEX_CPBLTY */ + (1 << 7) | /* DST_DOUBLE_INDEX_ADRS_CPBLTY */ + (1 << 6) | /* DST_SINGLE_INDEX_ADRS_CPBLTY */ + (1 << 5) | /* DST_POST_INCRMNT_ADRS_CPBLTY */ + (1 << 4) | /* DST_CONST_ADRS_CPBLTY */ + (1 << 3) | /* SRC_DOUBLE_INDEX_ADRS_CPBLTY */ + (1 << 2) | /* SRC_SINGLE_INDEX_ADRS_CPBLTY */ + (1 << 1) | /* SRC_POST_INCRMNT_ADRS_CPBLTY */ + (1 << 0); /* SRC_CONST_ADRS_CPBLTY */ s->caps[3] = - (1 << 6) | /* BLOCK_SYNCHR_CPBLTY (DMA 4 only) */ - (1 << 7) | /* PKT_SYNCHR_CPBLTY (DMA 4 only) */ - (1 << 5) | /* CHANNEL_CHAINING_CPBLTY */ - (1 << 4) | /* LCh_INTERLEAVE_CPBLTY */ - (1 << 3) | /* AUTOINIT_REPEAT_CPBLTY (DMA 3.2 only) */ - (1 << 2) | /* AUTOINIT_ENDPROG_CPBLTY (DMA 3.2 only) */ - (1 << 1) | /* FRAME_SYNCHR_CPBLTY */ - (1 << 0); /* ELMNT_SYNCHR_CPBLTY */ + (1 << 6) | /* BLOCK_SYNCHR_CPBLTY (DMA 4 only) */ + (1 << 7) | /* PKT_SYNCHR_CPBLTY (DMA 4 only) */ + (1 << 5) | /* CHANNEL_CHAINING_CPBLTY */ + (1 << 4) | /* LCh_INTERLEAVE_CPBLTY */ + (1 << 3) | /* AUTOINIT_REPEAT_CPBLTY (DMA 3.2 only) */ + (1 << 2) | /* AUTOINIT_ENDPROG_CPBLTY (DMA 3.2 only) */ + (1 << 1) | /* FRAME_SYNCHR_CPBLTY */ + (1 << 0); /* ELMNT_SYNCHR_CPBLTY */ s->caps[4] = - (1 << 7) | /* PKT_INTERRUPT_CPBLTY (DMA 4 only) */ - (1 << 6) | /* SYNC_STATUS_CPBLTY */ - (1 << 5) | /* BLOCK_INTERRUPT_CPBLTY */ - (1 << 4) | /* LAST_FRAME_INTERRUPT_CPBLTY */ - (1 << 3) | /* FRAME_INTERRUPT_CPBLTY */ - (1 << 2) | /* HALF_FRAME_INTERRUPT_CPBLTY */ - (1 << 1) | /* EVENT_DROP_INTERRUPT_CPBLTY */ - (1 << 0); /* TIMEOUT_INTERRUPT_CPBLTY (DMA 3.2 only) */ + (1 << 7) | /* PKT_INTERRUPT_CPBLTY (DMA 4 only) */ + (1 << 6) | /* SYNC_STATUS_CPBLTY */ + (1 << 5) | /* BLOCK_INTERRUPT_CPBLTY */ + (1 << 4) | /* LAST_FRAME_INTERRUPT_CPBLTY */ + (1 << 3) | /* FRAME_INTERRUPT_CPBLTY */ + (1 << 2) | /* HALF_FRAME_INTERRUPT_CPBLTY */ + (1 << 1) | /* EVENT_DROP_INTERRUPT_CPBLTY */ + (1 << 0); /* TIMEOUT_INTERRUPT_CPBLTY (DMA 3.2 only) */ break; } } @@ -1678,443 +1670,6 @@ struct soc_dma_s *omap_dma_init(hwaddr base, qemu_irq *irqs, return s->dma; } -static void omap_dma_interrupts_4_update(struct omap_dma_s *s) -{ - struct omap_dma_channel_s *ch = s->ch; - uint32_t bmp, bit; - - for (bmp = 0, bit = 1; bit; ch ++, bit <<= 1) - if (ch->status) { - bmp |= bit; - ch->cstatus |= ch->status; - ch->status = 0; - } - if ((s->irqstat[0] |= s->irqen[0] & bmp)) - qemu_irq_raise(s->irq[0]); - if ((s->irqstat[1] |= s->irqen[1] & bmp)) - qemu_irq_raise(s->irq[1]); - if ((s->irqstat[2] |= s->irqen[2] & bmp)) - qemu_irq_raise(s->irq[2]); - if ((s->irqstat[3] |= s->irqen[3] & bmp)) - qemu_irq_raise(s->irq[3]); -} - -static uint64_t omap_dma4_read(void *opaque, hwaddr addr, - unsigned size) -{ - struct omap_dma_s *s = opaque; - int irqn = 0, chnum; - struct omap_dma_channel_s *ch; - - if (size == 1) { - return omap_badwidth_read16(opaque, addr); - } - - switch (addr) { - case 0x00: /* DMA4_REVISION */ - return 0x40; - - case 0x14: /* DMA4_IRQSTATUS_L3 */ - irqn ++; - /* fall through */ - case 0x10: /* DMA4_IRQSTATUS_L2 */ - irqn ++; - /* fall through */ - case 0x0c: /* DMA4_IRQSTATUS_L1 */ - irqn ++; - /* fall through */ - case 0x08: /* DMA4_IRQSTATUS_L0 */ - return s->irqstat[irqn]; - - case 0x24: /* DMA4_IRQENABLE_L3 */ - irqn ++; - /* fall through */ - case 0x20: /* DMA4_IRQENABLE_L2 */ - irqn ++; - /* fall through */ - case 0x1c: /* DMA4_IRQENABLE_L1 */ - irqn ++; - /* fall through */ - case 0x18: /* DMA4_IRQENABLE_L0 */ - return s->irqen[irqn]; - - case 0x28: /* DMA4_SYSSTATUS */ - return 1; /* RESETDONE */ - - case 0x2c: /* DMA4_OCP_SYSCONFIG */ - return s->ocp; - - case 0x64: /* DMA4_CAPS_0 */ - return s->caps[0]; - case 0x6c: /* DMA4_CAPS_2 */ - return s->caps[2]; - case 0x70: /* DMA4_CAPS_3 */ - return s->caps[3]; - case 0x74: /* DMA4_CAPS_4 */ - return s->caps[4]; - - case 0x78: /* DMA4_GCR */ - return s->gcr; - - case 0x80 ... 0xfff: - addr -= 0x80; - chnum = addr / 0x60; - ch = s->ch + chnum; - addr -= chnum * 0x60; - break; - - default: - OMAP_BAD_REG(addr); - return 0; - } - - /* Per-channel registers */ - switch (addr) { - case 0x00: /* DMA4_CCR */ - return (ch->buf_disable << 25) | - (ch->src_sync << 24) | - (ch->prefetch << 23) | - ((ch->sync & 0x60) << 14) | - (ch->bs << 18) | - (ch->transparent_copy << 17) | - (ch->constant_fill << 16) | - (ch->mode[1] << 14) | - (ch->mode[0] << 12) | - (0 << 10) | (0 << 9) | - (ch->suspend << 8) | - (ch->enable << 7) | - (ch->priority << 6) | - (ch->fs << 5) | (ch->sync & 0x1f); - - case 0x04: /* DMA4_CLNK_CTRL */ - return (ch->link_enabled << 15) | ch->link_next_ch; - - case 0x08: /* DMA4_CICR */ - return ch->interrupts; - - case 0x0c: /* DMA4_CSR */ - return ch->cstatus; - - case 0x10: /* DMA4_CSDP */ - return (ch->endian[0] << 21) | - (ch->endian_lock[0] << 20) | - (ch->endian[1] << 19) | - (ch->endian_lock[1] << 18) | - (ch->write_mode << 16) | - (ch->burst[1] << 14) | - (ch->pack[1] << 13) | - (ch->translate[1] << 9) | - (ch->burst[0] << 7) | - (ch->pack[0] << 6) | - (ch->translate[0] << 2) | - (ch->data_type >> 1); - - case 0x14: /* DMA4_CEN */ - return ch->elements; - - case 0x18: /* DMA4_CFN */ - return ch->frames; - - case 0x1c: /* DMA4_CSSA */ - return ch->addr[0]; - - case 0x20: /* DMA4_CDSA */ - return ch->addr[1]; - - case 0x24: /* DMA4_CSEI */ - return ch->element_index[0]; - - case 0x28: /* DMA4_CSFI */ - return ch->frame_index[0]; - - case 0x2c: /* DMA4_CDEI */ - return ch->element_index[1]; - - case 0x30: /* DMA4_CDFI */ - return ch->frame_index[1]; - - case 0x34: /* DMA4_CSAC */ - return ch->active_set.src & 0xffff; - - case 0x38: /* DMA4_CDAC */ - return ch->active_set.dest & 0xffff; - - case 0x3c: /* DMA4_CCEN */ - return ch->active_set.element; - - case 0x40: /* DMA4_CCFN */ - return ch->active_set.frame; - - case 0x44: /* DMA4_COLOR */ - /* XXX only in sDMA */ - return ch->color; - - default: - OMAP_BAD_REG(addr); - return 0; - } -} - -static void omap_dma4_write(void *opaque, hwaddr addr, - uint64_t value, unsigned size) -{ - struct omap_dma_s *s = opaque; - int chnum, irqn = 0; - struct omap_dma_channel_s *ch; - - if (size == 1) { - omap_badwidth_write16(opaque, addr, value); - return; - } - - switch (addr) { - case 0x14: /* DMA4_IRQSTATUS_L3 */ - irqn ++; - /* fall through */ - case 0x10: /* DMA4_IRQSTATUS_L2 */ - irqn ++; - /* fall through */ - case 0x0c: /* DMA4_IRQSTATUS_L1 */ - irqn ++; - /* fall through */ - case 0x08: /* DMA4_IRQSTATUS_L0 */ - s->irqstat[irqn] &= ~value; - if (!s->irqstat[irqn]) - qemu_irq_lower(s->irq[irqn]); - return; - - case 0x24: /* DMA4_IRQENABLE_L3 */ - irqn ++; - /* fall through */ - case 0x20: /* DMA4_IRQENABLE_L2 */ - irqn ++; - /* fall through */ - case 0x1c: /* DMA4_IRQENABLE_L1 */ - irqn ++; - /* fall through */ - case 0x18: /* DMA4_IRQENABLE_L0 */ - s->irqen[irqn] = value; - return; - - case 0x2c: /* DMA4_OCP_SYSCONFIG */ - if (value & 2) /* SOFTRESET */ - omap_dma_reset(s->dma); - s->ocp = value & 0x3321; - if (((s->ocp >> 12) & 3) == 3) { /* MIDLEMODE */ - qemu_log_mask(LOG_GUEST_ERROR, "%s: invalid DMA power mode\n", - __func__); - } - return; - - case 0x78: /* DMA4_GCR */ - s->gcr = value & 0x00ff00ff; - if ((value & 0xff) == 0x00) { /* MAX_CHANNEL_FIFO_DEPTH */ - qemu_log_mask(LOG_GUEST_ERROR, "%s: wrong FIFO depth in GCR\n", - __func__); - } - return; - - case 0x80 ... 0xfff: - addr -= 0x80; - chnum = addr / 0x60; - ch = s->ch + chnum; - addr -= chnum * 0x60; - break; - - case 0x00: /* DMA4_REVISION */ - case 0x28: /* DMA4_SYSSTATUS */ - case 0x64: /* DMA4_CAPS_0 */ - case 0x6c: /* DMA4_CAPS_2 */ - case 0x70: /* DMA4_CAPS_3 */ - case 0x74: /* DMA4_CAPS_4 */ - OMAP_RO_REG(addr); - return; - - default: - OMAP_BAD_REG(addr); - return; - } - - /* Per-channel registers */ - switch (addr) { - case 0x00: /* DMA4_CCR */ - ch->buf_disable = (value >> 25) & 1; - ch->src_sync = (value >> 24) & 1; /* XXX For CamDMA must be 1 */ - if (ch->buf_disable && !ch->src_sync) { - qemu_log_mask(LOG_GUEST_ERROR, - "%s: Buffering disable is not allowed in " - "destination synchronised mode\n", __func__); - } - ch->prefetch = (value >> 23) & 1; - ch->bs = (value >> 18) & 1; - ch->transparent_copy = (value >> 17) & 1; - ch->constant_fill = (value >> 16) & 1; - ch->mode[1] = (omap_dma_addressing_t) ((value & 0xc000) >> 14); - ch->mode[0] = (omap_dma_addressing_t) ((value & 0x3000) >> 12); - ch->suspend = (value & 0x0100) >> 8; - ch->priority = (value & 0x0040) >> 6; - ch->fs = (value & 0x0020) >> 5; - if (ch->fs && ch->bs && ch->mode[0] && ch->mode[1]) { - qemu_log_mask(LOG_GUEST_ERROR, - "%s: For a packet transfer at least one port " - "must be constant-addressed\n", __func__); - } - ch->sync = (value & 0x001f) | ((value >> 14) & 0x0060); - /* XXX must be 0x01 for CamDMA */ - - if (value & 0x0080) - omap_dma_enable_channel(s, ch); - else - omap_dma_disable_channel(s, ch); - - break; - - case 0x04: /* DMA4_CLNK_CTRL */ - ch->link_enabled = (value >> 15) & 0x1; - ch->link_next_ch = value & 0x1f; - break; - - case 0x08: /* DMA4_CICR */ - ch->interrupts = value & 0x09be; - break; - - case 0x0c: /* DMA4_CSR */ - ch->cstatus &= ~value; - break; - - case 0x10: /* DMA4_CSDP */ - ch->endian[0] =(value >> 21) & 1; - ch->endian_lock[0] =(value >> 20) & 1; - ch->endian[1] =(value >> 19) & 1; - ch->endian_lock[1] =(value >> 18) & 1; - if (ch->endian[0] != ch->endian[1]) { - qemu_log_mask(LOG_GUEST_ERROR, - "%s: DMA endianness conversion enable attempt\n", - __func__); - } - ch->write_mode = (value >> 16) & 3; - ch->burst[1] = (value & 0xc000) >> 14; - ch->pack[1] = (value & 0x2000) >> 13; - ch->translate[1] = (value & 0x1e00) >> 9; - ch->burst[0] = (value & 0x0180) >> 7; - ch->pack[0] = (value & 0x0040) >> 6; - ch->translate[0] = (value & 0x003c) >> 2; - if (ch->translate[0] | ch->translate[1]) { - qemu_log_mask(LOG_GUEST_ERROR, - "%s: bad MReqAddressTranslate sideband signal\n", - __func__); - } - ch->data_type = 1 << (value & 3); - if ((value & 3) == 3) { - qemu_log_mask(LOG_GUEST_ERROR, - "%s: bad data_type for DMA channel\n", __func__); - ch->data_type >>= 1; - } - break; - - case 0x14: /* DMA4_CEN */ - ch->set_update = 1; - ch->elements = value & 0xffffff; - break; - - case 0x18: /* DMA4_CFN */ - ch->frames = value & 0xffff; - ch->set_update = 1; - break; - - case 0x1c: /* DMA4_CSSA */ - ch->addr[0] = (hwaddr) (uint32_t) value; - ch->set_update = 1; - break; - - case 0x20: /* DMA4_CDSA */ - ch->addr[1] = (hwaddr) (uint32_t) value; - ch->set_update = 1; - break; - - case 0x24: /* DMA4_CSEI */ - ch->element_index[0] = (int16_t) value; - ch->set_update = 1; - break; - - case 0x28: /* DMA4_CSFI */ - ch->frame_index[0] = (int32_t) value; - ch->set_update = 1; - break; - - case 0x2c: /* DMA4_CDEI */ - ch->element_index[1] = (int16_t) value; - ch->set_update = 1; - break; - - case 0x30: /* DMA4_CDFI */ - ch->frame_index[1] = (int32_t) value; - ch->set_update = 1; - break; - - case 0x44: /* DMA4_COLOR */ - /* XXX only in sDMA */ - ch->color = value; - break; - - case 0x34: /* DMA4_CSAC */ - case 0x38: /* DMA4_CDAC */ - case 0x3c: /* DMA4_CCEN */ - case 0x40: /* DMA4_CCFN */ - OMAP_RO_REG(addr); - break; - - default: - OMAP_BAD_REG(addr); - } -} - -static const MemoryRegionOps omap_dma4_ops = { - .read = omap_dma4_read, - .write = omap_dma4_write, - .endianness = DEVICE_NATIVE_ENDIAN, -}; - -struct soc_dma_s *omap_dma4_init(hwaddr base, qemu_irq *irqs, - MemoryRegion *sysmem, - struct omap_mpu_state_s *mpu, int fifo, - int chans, omap_clk iclk, omap_clk fclk) -{ - int i; - struct omap_dma_s *s = g_new0(struct omap_dma_s, 1); - - s->model = omap_dma_4; - s->chans = chans; - s->mpu = mpu; - s->clk = fclk; - - s->dma = soc_dma_init(s->chans); - s->dma->freq = omap_clk_getrate(fclk); - s->dma->transfer_fn = omap_dma_transfer_generic; - s->dma->setup_fn = omap_dma_transfer_setup; - s->dma->drq = qemu_allocate_irqs(omap_dma_request, s, 64); - s->dma->opaque = s; - for (i = 0; i < s->chans; i ++) { - s->ch[i].dma = &s->dma->ch[i]; - s->dma->ch[i].opaque = &s->ch[i]; - } - - memcpy(&s->irq, irqs, sizeof(s->irq)); - s->intr_update = omap_dma_interrupts_4_update; - - omap_dma_setcaps(s); - omap_clk_adduser(s->clk, qemu_allocate_irq(omap_dma_clk_update, s, 0)); - omap_dma_reset(s->dma); - omap_dma_clk_update(s, 0, !!s->dma->freq); - - memory_region_init_io(&s->iomem, NULL, &omap_dma4_ops, s, "omap.dma4", 0x1000); - memory_region_add_subregion(sysmem, base, &s->iomem); - - mpu->drq = s->dma->drq; - - return s->dma; -} - struct omap_dma_lcd_channel_s *omap_dma_get_lcdch(struct soc_dma_s *dma) { struct omap_dma_s *s = dma->opaque; |