diff options
author | David Haywood <mamehaze@gmail.com> | 2019-05-10 16:35:32 +0100 |
---|---|---|
committer | R. Belmont <rb6502@users.noreply.github.com> | 2019-05-10 11:35:32 -0400 |
commit | ca9a85a8d139c7c195619771161ec67874590b4c (patch) | |
tree | 3e19d7149864a86587782bd116738936606bdfb1 | |
parent | d463c7dbe75605923a81d1f1539498641e44cacd (diff) |
smartfp / sunplus_gcm394 video register location notes based on code analysis (#5020)
* documenting smartfp register use based on code analysis
* terminology changes (nw)
* video register info based on code analysis (nw)
* shuffle (nw)
* shuffle (nw)
* (nw)
* (nw)
* mapping out register use (nw)
* (nw)
* (nw)
* (nw)
* (nw)
* (nw)
* (nw)
* (nw)
-rw-r--r-- | src/devices/cpu/unsp/unsp.cpp | 5 | ||||
-rw-r--r-- | src/devices/machine/sunplus_gcm394.cpp | 610 | ||||
-rw-r--r-- | src/devices/machine/sunplus_gcm394.h | 224 |
3 files changed, 772 insertions, 67 deletions
diff --git a/src/devices/cpu/unsp/unsp.cpp b/src/devices/cpu/unsp/unsp.cpp index ef4a8e09884..2bf39b507f8 100644 --- a/src/devices/cpu/unsp/unsp.cpp +++ b/src/devices/cpu/unsp/unsp.cpp @@ -25,8 +25,11 @@ #include "unspdasm.h" DEFINE_DEVICE_TYPE(UNSP, unsp_device, "unsp", "SunPlus u'nSP (ISA 1.0)") +// 1.1 is just 1.0 with better CPI? DEFINE_DEVICE_TYPE(UNSP_11, unsp_11_device, "unsp_11", "SunPlus u'nSP (ISA 1.1)") -DEFINE_DEVICE_TYPE(UNSP_12, unsp_12_device, "unsp_12", "SunPlus u'nSP (ISA 1.2)") // found on GCM394 die, has extra instructions + // it's possible that most unSP systems we emulate are 1.2, but are not using 99% of the additional features / instructions over 1.0 (only enable_irq and enable_fiq are meant to be 1.2 specific and used, but that could be a research error) +DEFINE_DEVICE_TYPE(UNSP_12, unsp_12_device, "unsp_12", "SunPlus u'nSP (ISA 1.2)") +// found on GCM394 die (based on use of 2 extended push/pop opcodes in the smartfp irq), has extra instructions DEFINE_DEVICE_TYPE(UNSP_20, unsp_20_device, "unsp_20", "SunPlus u'nSP (ISA 2.0)") /* size of the execution code cache */ diff --git a/src/devices/machine/sunplus_gcm394.cpp b/src/devices/machine/sunplus_gcm394.cpp index bac31d747cc..712c6b475e5 100644 --- a/src/devices/machine/sunplus_gcm394.cpp +++ b/src/devices/machine/sunplus_gcm394.cpp @@ -9,6 +9,13 @@ #include "emu.h" #include "sunplus_gcm394.h" +#define LOG_GCM394 (1U << 1) +#define LOG_GCM394_UNMAPPED (1U << 0) + +#define VERBOSE (LOG_GCM394_UNMAPPED) +#include "logmacro.h" + + DEFINE_DEVICE_TYPE(GCM394, sunplus_gcm394_device, "gcm394", "SunPlus GCM394 System-on-a-Chip") sunplus_gcm394_device::sunplus_gcm394_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) @@ -16,93 +23,341 @@ sunplus_gcm394_device::sunplus_gcm394_device(const machine_config &mconfig, cons { } -READ16_MEMBER(sunplus_gcm394_base_device::unk_r) +// **************************************** TILEMAP 0 ************************************************* + +READ16_MEMBER(sunplus_gcm394_base_device::tmap0_regs_r) { return tmap0_regs[offset]; } + +WRITE16_MEMBER(sunplus_gcm394_base_device::tmap0_regs_w) { - switch (offset) - { + LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::tmap0_regs_w %01x %04x\n", machine().describe_context(), offset, data); + tmap0_regs[offset] = data; +} - case 0x80f: - logerror("%s:sunplus_gcm394_base_device::unk_r @ 0x%04x\n", machine().describe_context(), offset + 0x7000); - return 0x0002; +WRITE16_MEMBER(sunplus_gcm394_base_device::tmap0_unk0_w) +{ + LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::tmap0_unk0_w %04x\n", machine().describe_context(), data); +} - case 0x8fb: - logerror("%s:sunplus_gcm394_base_device::unk_r @ 0x%04x\n", machine().describe_context(), offset + 0x7000); - m_78fb ^= 0x0100; // status flag for something? - return m_78fb; +WRITE16_MEMBER(sunplus_gcm394_base_device::tmap0_unk1_w) +{ + LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::tmap0_unk0_w %04x\n", machine().describe_context(), data); +} - case 0xabf: - logerror("%s:sunplus_gcm394_base_device::unk_r @ 0x%04x\n", machine().describe_context(), offset + 0x7000); - return 0x0001; +// **************************************** TILEMAP 1 ************************************************* - } +READ16_MEMBER(sunplus_gcm394_base_device::tmap1_regs_r) { return tmap1_regs[offset]; } + +WRITE16_MEMBER(sunplus_gcm394_base_device::tmap1_regs_w) +{ + LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::tmap1_regs_w %01x %04x\n", machine().describe_context(), offset, data); + tmap1_regs[offset] = data; +} + +WRITE16_MEMBER(sunplus_gcm394_base_device::tmap1_unk0_w) +{ + LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::tmap0_unk0_w %04x\n", machine().describe_context(), data); +} + +WRITE16_MEMBER(sunplus_gcm394_base_device::tmap1_unk1_w) +{ + LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::tmap0_unk0_w %04x\n", machine().describe_context(), data); +} + +// **************************************** unknown video device 0 (another tilemap? sprite layer?) ************************************************* + +WRITE16_MEMBER(sunplus_gcm394_base_device::unknown_video_device0_regs_w) +{ + // offsets 0,1,4,5,6,7 used in main IRQ code + // offsets 2,3 only cleared on startup + + LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unknown_video_device0_regs_w %01x %04x\n", machine().describe_context(), offset, data); +} + +WRITE16_MEMBER(sunplus_gcm394_base_device::unknown_video_device0_unk0_w) +{ + LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unknown_video_device0_unk0_w %04x\n", machine().describe_context(), data); +} + +WRITE16_MEMBER(sunplus_gcm394_base_device::unknown_video_device0_unk1_w) +{ + LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unknown_video_device0_unk1_w %04x\n", machine().describe_context(), data); +} + +// **************************************** unknown video device 1 (another tilemap? sprite layer?) ************************************************* + +WRITE16_MEMBER(sunplus_gcm394_base_device::unknown_video_device1_regs_w) +{ + // offsets 0,1,4,5,6,7 used in main IRQ code + // offsets 2,3 only cleared on startup + + LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unknown_video_device1_regs_w %01x %04x\n", machine().describe_context(), offset, data); +} + +WRITE16_MEMBER(sunplus_gcm394_base_device::unknown_video_device1_unk0_w) +{ + LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unknown_video_device1_unk0_w %04x\n", machine().describe_context(), data); +} + +WRITE16_MEMBER(sunplus_gcm394_base_device::unknown_video_device1_unk1_w) +{ + LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unknown_video_device1_unk1_w %04x\n", machine().describe_context(), data); +} + +// **************************************** unknown video device 2 (sprite control?) ************************************************* + +WRITE16_MEMBER(sunplus_gcm394_base_device::unknown_video_device2_unk0_w) +{ + LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unknown_video_device2_unk0_w %04x\n", machine().describe_context(), data); +} + +WRITE16_MEMBER(sunplus_gcm394_base_device::unknown_video_device2_unk1_w) +{ + LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unknown_video_device2_unk1_w %04x\n", machine().describe_context(), data); +} + +WRITE16_MEMBER(sunplus_gcm394_base_device::unknown_video_device2_unk2_w) +{ + LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unknown_video_device2_unk2_w %04x\n", machine().describe_context(), data); +} + +// **************************************** video DMA device ************************************************* + +WRITE16_MEMBER(sunplus_gcm394_base_device::video_dma_source_w) +{ + LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::video_dma_source_w %04x\n", machine().describe_context(), data); +} + +WRITE16_MEMBER(sunplus_gcm394_base_device::video_dma_dest_w) +{ + LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::video_dma_dest_w %04x\n", machine().describe_context(), data); +} - logerror("%s:sunplus_gcm394_base_device::unk_r @ 0x%04x\n", machine().describe_context(), offset + 0x7000); +READ16_MEMBER(sunplus_gcm394_base_device::video_dma_size_r) +{ + LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::video_dma_size_r\n", machine().describe_context()); return 0x0000; } -WRITE16_MEMBER(sunplus_gcm394_base_device::unk_w) +WRITE16_MEMBER(sunplus_gcm394_base_device::video_dma_size_w) { + LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::video_dma_size_w %04x\n", machine().describe_context(), data); +} - switch (offset) - { +WRITE16_MEMBER(sunplus_gcm394_base_device::video_dma_unk_w) +{ + LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::video_dma_unk_w %04x\n", machine().describe_context(), data); +} - case 0xa80: - case 0xa81: - case 0xa82: - case 0xa83: - case 0xa84: - case 0xa85: - case 0xa86: - m_dma_params[offset - 0xa80] = data; - break; - case 0xabf: - { - uint16_t mode = m_dma_params[0]; - uint16_t sourcelow = m_dma_params[1]; - uint16_t dest = m_dma_params[2]; - uint16_t length = m_dma_params[3]; - uint16_t srchigh = m_dma_params[4]; +// *********************************************************************************** - logerror("%s:possible DMA operation @ 0x%04x (trigger %04x) with params mode:%04x source:%04x dest:%04x length:%04x srchigh:%04x unk:%04x unk:%04x\n", machine().describe_context(), offset + 0x7000, data, mode, sourcelow, dest, length, srchigh, m_dma_params[5], m_dma_params[6]); - uint32_t source = sourcelow | (srchigh << 16); +// **************************************** SYSTEM DMA device ************************************************* - // wrlshunt uses the extra params, might be doing very large ROM -> RAM transfers with even more upper address bits? +READ16_MEMBER(sunplus_gcm394_base_device::system_dma_status_r) +{ + LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::system_dma_status_r (7abf)\n", machine().describe_context()); + return 0x0001; +} - if (mode == 0x0089) // no source inc, used for memory clear operations? (source usually points at stack value) - { - for (int i = 0; i < length; i++) - { - address_space& mem = m_cpu->space(AS_PROGRAM); - uint16_t val = mem.read_word(source); - mem.write_word(dest, val); - dest += 1; - } - } - else if (mode == 0x0009) // regular copy? (smartfp does 2 copies like this after the initial clears, source definitely points at a correctly sized data structure) +WRITE16_MEMBER(sunplus_gcm394_base_device::system_dma_params_w) +{ + m_dma_params[offset] = data; + LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::sys_dma_params_w %01x %04x\n", machine().describe_context(), offset, data); +} + +WRITE16_MEMBER(sunplus_gcm394_base_device::system_dma_trigger_w) +{ + uint16_t mode = m_dma_params[0]; + uint16_t sourcelow = m_dma_params[1]; + uint16_t dest = m_dma_params[2]; + uint16_t length = m_dma_params[3]; + uint16_t srchigh = m_dma_params[4]; + + LOGMASKED(LOG_GCM394, "%s:possible DMA operation (7abf) (trigger %04x) with params mode:%04x source:%04x dest:%04x length:%04x srchigh:%04x unk:%04x unk:%04x\n", machine().describe_context(), data, mode, sourcelow, dest, length, srchigh, m_dma_params[5], m_dma_params[6]); + + uint32_t source = sourcelow | (srchigh << 16); + + // wrlshunt uses the extra params, might be doing very large ROM -> RAM transfers with even more upper address bits? + + if (mode == 0x0089) // no source inc, used for memory clear operations? (source usually points at stack value) + { + for (int i = 0; i < length; i++) { - for (int i = 0; i < length; i++) - { - address_space& mem = m_cpu->space(AS_PROGRAM); - uint16_t val = mem.read_word(source); - mem.write_word(dest, val); - dest += 1; - source += 1; - } + address_space& mem = m_cpu->space(AS_PROGRAM); + uint16_t val = mem.read_word(source); + mem.write_word(dest, val); + dest += 1; } - else + } + else if (mode == 0x0009) // regular copy? (smartfp does 2 copies like this after the initial clears, source definitely points at a correctly sized data structure) + { + for (int i = 0; i < length; i++) { - logerror("unhandled!\n"); + address_space& mem = m_cpu->space(AS_PROGRAM); + uint16_t val = mem.read_word(source); + mem.write_word(dest, val); + dest += 1; + source += 1; } + } + else + { + LOGMASKED(LOG_GCM394, "unhandled!\n"); + } - m_dma_params[0] = m_dma_params[1] = m_dma_params[2] = m_dma_params[3] = m_dma_params[4] = m_dma_params[5] = m_dma_params[6] = 0x0000; - //machine().debug_break(); - break; + m_dma_params[0] = m_dma_params[1] = m_dma_params[2] = m_dma_params[3] = m_dma_params[4] = m_dma_params[5] = m_dma_params[6] = 0x0000; + //machine().debug_break(); +} + +// single bit on/off operations? +READ16_MEMBER(sunplus_gcm394_base_device::video_707f_r) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::video_707f_r\n", machine().describe_context()); return m_707f; } +WRITE16_MEMBER(sunplus_gcm394_base_device::video_707f_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::video_707f_w %04x\n", machine().describe_context(), data); m_707f = data; } + +READ16_MEMBER(sunplus_gcm394_base_device::video_703a_r) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::video_703a_r\n", machine().describe_context()); return m_703a; } +WRITE16_MEMBER(sunplus_gcm394_base_device::video_703a_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::video_703a_w %04x\n", machine().describe_context(), data); m_703a = data; } + +READ16_MEMBER(sunplus_gcm394_base_device::video_7062_r) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::video_7062_r\n", machine().describe_context()); return m_7062; } +WRITE16_MEMBER(sunplus_gcm394_base_device::video_7062_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::video_7062_w %04x\n", machine().describe_context(), data); m_7062 = data; } + +WRITE16_MEMBER(sunplus_gcm394_base_device::video_7063_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::video_7063_w %04x\n", machine().describe_context(), data); m_7063 = data; } + +WRITE16_MEMBER(sunplus_gcm394_base_device::video_702a_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::video_702a_w %04x\n", machine().describe_context(), data); m_702a = data; } +WRITE16_MEMBER(sunplus_gcm394_base_device::video_7030_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::video_7030_w %04x\n", machine().describe_context(), data); m_7030 = data; } +WRITE16_MEMBER(sunplus_gcm394_base_device::video_703c_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::video_703c_w %04x\n", machine().describe_context(), data); m_703c = data; } + +WRITE16_MEMBER(sunplus_gcm394_base_device::video_7080_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::video_7080_w %04x\n", machine().describe_context(), data); m_7080 = data; } +WRITE16_MEMBER(sunplus_gcm394_base_device::video_7081_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::video_7081_w %04x\n", machine().describe_context(), data); m_7081 = data; } +WRITE16_MEMBER(sunplus_gcm394_base_device::video_7082_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::video_7082_w %04x\n", machine().describe_context(), data); m_7082 = data; } +WRITE16_MEMBER(sunplus_gcm394_base_device::video_7083_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::video_7083_w %04x\n", machine().describe_context(), data); m_7083 = data; } +WRITE16_MEMBER(sunplus_gcm394_base_device::video_7084_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::video_7084_w %04x\n", machine().describe_context(), data); m_7084 = data; } +WRITE16_MEMBER(sunplus_gcm394_base_device::video_7085_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::video_7085_w %04x\n", machine().describe_context(), data); m_7085 = data; } +WRITE16_MEMBER(sunplus_gcm394_base_device::video_7086_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::video_7086_w %04x\n", machine().describe_context(), data); m_7086 = data; } +WRITE16_MEMBER(sunplus_gcm394_base_device::video_7087_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::video_7087_w %04x\n", machine().describe_context(), data); m_7087 = data; } +WRITE16_MEMBER(sunplus_gcm394_base_device::video_7088_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::video_7088_w %04x\n", machine().describe_context(), data); m_7088 = data; } + +READ16_MEMBER(sunplus_gcm394_base_device::video_7083_r) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::video_7083_r\n", machine().describe_context()); return m_7083; } + + +// **************************************** 78xx region with some handling ************************************************* + +READ16_MEMBER(sunplus_gcm394_base_device::unkarea_780f_status_r) +{ + LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_780f_status_r\n", machine().describe_context()); + return 0x0002; +} + +READ16_MEMBER(sunplus_gcm394_base_device::unkarea_78fb_status_r) +{ + LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_78fb_status_r\n", machine().describe_context()); + m_78fb ^= 0x0100; // status flag for something? + return m_78fb; +} + +// sets bit 0x0002 then expects it to have cleared +READ16_MEMBER(sunplus_gcm394_base_device::unkarea_7819_r) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7819_r\n", machine().describe_context()); return m_7819 & ~ 0x0002; } +WRITE16_MEMBER(sunplus_gcm394_base_device::unkarea_7819_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7819_w %04x\n", machine().describe_context(), data); m_7819 = data; } + +// **************************************** 78xx region stubs ************************************************* + +READ16_MEMBER(sunplus_gcm394_base_device::unkarea_7868_r) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7868_r\n", machine().describe_context()); return 0x0000; } + +READ16_MEMBER(sunplus_gcm394_base_device::unkarea_782d_r) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_782d_r\n", machine().describe_context()); return m_782d; } +WRITE16_MEMBER(sunplus_gcm394_base_device::unkarea_782d_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_782d_w %04x\n", machine().describe_context(), data); m_782d = data; } + +READ16_MEMBER(sunplus_gcm394_base_device::unkarea_7803_r) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7803_r\n", machine().describe_context()); return m_7803; } +WRITE16_MEMBER(sunplus_gcm394_base_device::unkarea_7803_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7803_w %04x\n", machine().describe_context(), data); m_7803 = data; } + +WRITE16_MEMBER(sunplus_gcm394_base_device::unkarea_7807_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7807_w %04x\n", machine().describe_context(), data); m_7807 = data; } + +READ16_MEMBER(sunplus_gcm394_base_device::unkarea_7810_r) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7810_r\n", machine().describe_context()); return m_7810; } +WRITE16_MEMBER(sunplus_gcm394_base_device::unkarea_7810_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7810_w %04x\n", machine().describe_context(), data); m_7810 = data; } + + +WRITE16_MEMBER(sunplus_gcm394_base_device::unkarea_7816_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7816_w %04x\n", machine().describe_context(), data); m_7816 = data; } +WRITE16_MEMBER(sunplus_gcm394_base_device::unkarea_7817_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7817_w %04x\n", machine().describe_context(), data); m_7817 = data; } + +WRITE16_MEMBER(sunplus_gcm394_base_device::unkarea_7820_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7820_w %04x\n", machine().describe_context(), data); m_7820 = data; } +WRITE16_MEMBER(sunplus_gcm394_base_device::unkarea_7821_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7821_w %04x\n", machine().describe_context(), data); m_7821 = data; } +WRITE16_MEMBER(sunplus_gcm394_base_device::unkarea_7822_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7822_w %04x\n", machine().describe_context(), data); m_7822 = data; } +WRITE16_MEMBER(sunplus_gcm394_base_device::unkarea_7823_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7823_w %04x\n", machine().describe_context(), data); m_7823 = data; } +WRITE16_MEMBER(sunplus_gcm394_base_device::unkarea_7824_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7824_w %04x\n", machine().describe_context(), data); m_7824 = data; } + +WRITE16_MEMBER(sunplus_gcm394_base_device::unkarea_7835_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7835_w %04x\n", machine().describe_context(), data); m_7835 = data; } + + +READ16_MEMBER(sunplus_gcm394_base_device::unkarea_7860_r) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7860_r\n", machine().describe_context()); return m_7860; } +WRITE16_MEMBER(sunplus_gcm394_base_device::unkarea_7860_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7860_w %04x\n", machine().describe_context(), data); m_7860 = data; } + +READ16_MEMBER(sunplus_gcm394_base_device::unkarea_7861_r) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7861_r\n", machine().describe_context()); return m_7861; } + +READ16_MEMBER(sunplus_gcm394_base_device::unkarea_7862_r) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7862_r\n", machine().describe_context()); return m_7862; } +WRITE16_MEMBER(sunplus_gcm394_base_device::unkarea_7862_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7862_w %04x\n", machine().describe_context(), data); m_7862 = data; } +READ16_MEMBER(sunplus_gcm394_base_device::unkarea_7863_r) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7863_r\n", machine().describe_context()); return m_7863; } +WRITE16_MEMBER(sunplus_gcm394_base_device::unkarea_7863_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7863_w %04x\n", machine().describe_context(), data); m_7863 = data; } + +READ16_MEMBER(sunplus_gcm394_base_device::unkarea_7870_r) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7870_r\n", machine().describe_context()); return m_7870; } +WRITE16_MEMBER(sunplus_gcm394_base_device::unkarea_7870_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7870_w %04x\n", machine().describe_context(), data); m_7870 = data; } + +READ16_MEMBER(sunplus_gcm394_base_device::unkarea_7871_r) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7871_r\n", machine().describe_context()); return m_7871; } + +READ16_MEMBER(sunplus_gcm394_base_device::unkarea_7872_r) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7872_r\n", machine().describe_context()); return m_7872; } +WRITE16_MEMBER(sunplus_gcm394_base_device::unkarea_7872_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7872_w %04x\n", machine().describe_context(), data); m_7872 = data; } +READ16_MEMBER(sunplus_gcm394_base_device::unkarea_7873_r) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7873_r\n", machine().describe_context()); return m_7873; } +WRITE16_MEMBER(sunplus_gcm394_base_device::unkarea_7873_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7873_w %04x\n", machine().describe_context(), data); m_7873 = data; } + + + +READ16_MEMBER(sunplus_gcm394_base_device::unkarea_7882_r) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7882_r\n", machine().describe_context()); return m_7882; } +WRITE16_MEMBER(sunplus_gcm394_base_device::unkarea_7882_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7882_w %04x\n", machine().describe_context(), data); m_7882 = data; } +READ16_MEMBER(sunplus_gcm394_base_device::unkarea_7883_r) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7883_r\n", machine().describe_context()); return m_7883; } +WRITE16_MEMBER(sunplus_gcm394_base_device::unkarea_7883_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7883_w %04x\n", machine().describe_context(), data); m_7883 = data; } + +WRITE16_MEMBER(sunplus_gcm394_base_device::unkarea_78a0_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_78a0_w %04x\n", machine().describe_context(), data); m_78a0 = data; } + +WRITE16_MEMBER(sunplus_gcm394_base_device::unkarea_78a4_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_78a4_w %04x\n", machine().describe_context(), data); m_78a4 = data; } +WRITE16_MEMBER(sunplus_gcm394_base_device::unkarea_78a5_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_78a5_w %04x\n", machine().describe_context(), data); m_78a5 = data; } +WRITE16_MEMBER(sunplus_gcm394_base_device::unkarea_78a6_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_78a6_w %04x\n", machine().describe_context(), data); m_78a6 = data; } + +WRITE16_MEMBER(sunplus_gcm394_base_device::unkarea_78a8_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_78a8_w %04x\n", machine().describe_context(), data); m_78a8 = data; } + + +WRITE16_MEMBER(sunplus_gcm394_base_device::unkarea_78b0_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_78b0_w %04x\n", machine().describe_context(), data); m_78b0 = data; } +WRITE16_MEMBER(sunplus_gcm394_base_device::unkarea_78b1_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_78b1_w %04x\n", machine().describe_context(), data); m_78b1 = data; } +WRITE16_MEMBER(sunplus_gcm394_base_device::unkarea_78b2_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_78b2_w %04x\n", machine().describe_context(), data); m_78b2 = data; } + +WRITE16_MEMBER(sunplus_gcm394_base_device::unkarea_78b8_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_78b8_w %04x\n", machine().describe_context(), data); m_78b8 = data; } +WRITE16_MEMBER(sunplus_gcm394_base_device::unkarea_78f0_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_78f0_w %04x\n", machine().describe_context(), data); m_78f0 = data; } + +// **************************************** 79xx region stubs ************************************************* + +READ16_MEMBER(sunplus_gcm394_base_device::unkarea_7934_r) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7934_r\n", machine().describe_context()); return m_7934; } +WRITE16_MEMBER(sunplus_gcm394_base_device::unkarea_7934_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7934_w %04x\n", machine().describe_context(), data); m_7934 = data; } + +READ16_MEMBER(sunplus_gcm394_base_device::unkarea_7936_r) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7936_r\n", machine().describe_context()); return m_7936; } +WRITE16_MEMBER(sunplus_gcm394_base_device::unkarea_7936_w) { LOGMASKED(LOG_GCM394, "%s:sunplus_gcm394_base_device::unkarea_7936_w %04x\n", machine().describe_context(), data); m_7936 = data; } + +// **************************************** fallthrough logger etc. ************************************************* + +READ16_MEMBER(sunplus_gcm394_base_device::unk_r) +{ + switch (offset) + { + default: + LOGMASKED(LOG_GCM394_UNMAPPED, "%s:sunplus_gcm394_base_device::unk_r @ 0x%04x\n", machine().describe_context(), offset + 0x7000); + return 0x0000; } + return 0x0000; +} + +WRITE16_MEMBER(sunplus_gcm394_base_device::unk_w) +{ + + switch (offset) + { default: - logerror("%s:sunplus_gcm394_base_device::unk_w @ 0x%04x (data 0x%04x)\n", machine().describe_context(), offset + 0x7000, data); + LOGMASKED(LOG_GCM394_UNMAPPED, "%s:sunplus_gcm394_base_device::unk_w @ 0x%04x (data 0x%04x)\n", machine().describe_context(), offset + 0x7000, data); break; } } @@ -110,19 +365,158 @@ WRITE16_MEMBER(sunplus_gcm394_base_device::unk_w) void sunplus_gcm394_base_device::map(address_map &map) { map(0x000000, 0x006fff).ram(); - map(0x007000, 0x007fff).rw(FUNC(sunplus_gcm394_base_device::unk_r), FUNC(sunplus_gcm394_base_device::unk_w)); + map(0x007000, 0x007fff).rw(FUNC(sunplus_gcm394_base_device::unk_r), FUNC(sunplus_gcm394_base_device::unk_w)); // catch unhandled + + // ###################################################################################################################################################################################### + // 70xx region = video hardware + // ###################################################################################################################################################################################### + + // note, tilemaps are at the same address offsets in video device as spg2xx (but unknown devices are extra) + + map(0x007000, 0x007007).w(FUNC(sunplus_gcm394_base_device::unknown_video_device0_regs_w)); // gcm394_video_device:: + map(0x007008, 0x00700f).w(FUNC(sunplus_gcm394_base_device::unknown_video_device1_regs_w)); // gcm394_video_device:: + + map(0x007010, 0x007015).rw(FUNC(sunplus_gcm394_base_device::tmap0_regs_r), FUNC(sunplus_gcm394_base_device::tmap0_regs_w)); // gcm394_video_device:: + map(0x007016, 0x00701b).rw(FUNC(sunplus_gcm394_base_device::tmap1_regs_r), FUNC(sunplus_gcm394_base_device::tmap1_regs_w)); // gcm394_video_device:: + + map(0x007020, 0x007020).w(FUNC(sunplus_gcm394_base_device::tmap0_unk0_w)); // gcm394_video_device:: probably tilebase, written with other tmap0 regs + map(0x007021, 0x007021).w(FUNC(sunplus_gcm394_base_device::tmap1_unk0_w)); // gcm394_video_device:: probably tilebase, written with other tmap1 regs + map(0x007022, 0x007022).w(FUNC(sunplus_gcm394_base_device::unknown_video_device2_unk0_w)); // gcm394_video_device:: another tilebase? maybe sprites? written as 7022, 702d and 7042 group + map(0x007023, 0x007023).w(FUNC(sunplus_gcm394_base_device::unknown_video_device0_unk0_w)); // gcm394_video_device:: written with other unknown_video_device0 regs + map(0x007024, 0x007024).w(FUNC(sunplus_gcm394_base_device::unknown_video_device1_unk0_w)); // gcm394_video_device:: written with other unknown_video_device1 regs + + map(0x00702a, 0x00702a).w(FUNC(sunplus_gcm394_base_device::video_702a_w)); + + map(0x00702b, 0x00702b).w(FUNC(sunplus_gcm394_base_device::tmap0_unk1_w)); // gcm394_video_device:: written with other tmap0 regs + map(0x00702c, 0x00702c).w(FUNC(sunplus_gcm394_base_device::tmap1_unk1_w)); // gcm394_video_device:: written with other tmap1 regs + map(0x00702d, 0x00702d).w(FUNC(sunplus_gcm394_base_device::unknown_video_device2_unk1_w)); // gcm394_video_device:: maybe sprites? written as 7022, 702d and 7042 group + map(0x00702e, 0x00702e).w(FUNC(sunplus_gcm394_base_device::unknown_video_device0_unk1_w)); // gcm394_video_device:: written with other unknown_video_device0 regs + map(0x00702f, 0x00702f).w(FUNC(sunplus_gcm394_base_device::unknown_video_device1_unk1_w)); // gcm394_video_device:: written with other unknown_video_device1 regs + + map(0x007030, 0x007030).w(FUNC(sunplus_gcm394_base_device::video_7030_w)); + map(0x00703a, 0x00703a).rw(FUNC(sunplus_gcm394_base_device::video_703a_r), FUNC(sunplus_gcm394_base_device::video_703a_w)); + map(0x00703c, 0x00703c).w(FUNC(sunplus_gcm394_base_device::video_703c_w)); + + map(0x007042, 0x007042).w(FUNC(sunplus_gcm394_base_device::unknown_video_device2_unk2_w)); // gcm394_video_device:: maybe sprites? written as 7022, 702d and 7042 group + + map(0x007062, 0x007062).rw(FUNC(sunplus_gcm394_base_device::video_7062_r), FUNC(sunplus_gcm394_base_device::video_7062_w)); + map(0x007063, 0x007063).w(FUNC(sunplus_gcm394_base_device::video_7063_w)); + + // note, 70 / 71 / 72 are the same offsets used for DMA as in spg2xx video device + map(0x007070, 0x007070).w(FUNC(sunplus_gcm394_base_device::video_dma_source_w)); // gcm394_video_device:: video dma, not system dma? (sets pointers to ram buffers) + map(0x007071, 0x007071).w(FUNC(sunplus_gcm394_base_device::video_dma_dest_w)); // gcm394_video_device:: sets pointers to 7300, 7400 ram areas below + map(0x007072, 0x007072).rw(FUNC(sunplus_gcm394_base_device::video_dma_size_r), FUNC(sunplus_gcm394_base_device::video_dma_size_w)); // gcm394_video_device:: + map(0x00707e, 0x00707e).w(FUNC(sunplus_gcm394_base_device::video_dma_unk_w)); // gcm394_video_device:: written around same time as DMA, seems related + + map(0x00707f, 0x00707f).rw(FUNC(sunplus_gcm394_base_device::video_707f_r), FUNC(sunplus_gcm394_base_device::video_707f_w)); + + // another set of registers for something? + map(0x007080, 0x007080).w(FUNC(sunplus_gcm394_base_device::video_7080_w)); + map(0x007081, 0x007081).w(FUNC(sunplus_gcm394_base_device::video_7081_w)); + map(0x007082, 0x007082).w(FUNC(sunplus_gcm394_base_device::video_7082_w)); + map(0x007083, 0x007083).rw(FUNC(sunplus_gcm394_base_device::video_7083_r), FUNC(sunplus_gcm394_base_device::video_7083_w)); + map(0x007084, 0x007084).w(FUNC(sunplus_gcm394_base_device::video_7084_w)); + map(0x007085, 0x007085).w(FUNC(sunplus_gcm394_base_device::video_7085_w)); + map(0x007086, 0x007086).w(FUNC(sunplus_gcm394_base_device::video_7086_w)); + map(0x007087, 0x007087).w(FUNC(sunplus_gcm394_base_device::video_7087_w)); + map(0x007088, 0x007088).w(FUNC(sunplus_gcm394_base_device::video_7088_w)); + + // ###################################################################################################################################################################################### + // 73xx-77xx = ram areas? + // ###################################################################################################################################################################################### + map(0x007300, 0x0073ff).ram(); map(0x007400, 0x0074ff).ram(); map(0x007500, 0x0075ff).ram(); map(0x007600, 0x0076ff).ram(); map(0x007700, 0x0077ff).ram(); + // ###################################################################################################################################################################################### + // 78xx region = ?? + // ###################################################################################################################################################################################### + + map(0x007803, 0x007803).rw(FUNC(sunplus_gcm394_base_device::unkarea_7803_r), FUNC(sunplus_gcm394_base_device::unkarea_7803_w)); + + map(0x007807, 0x007807).w(FUNC(sunplus_gcm394_base_device::unkarea_7807_w)); + + map(0x00780f, 0x00780f).r(FUNC(sunplus_gcm394_base_device::unkarea_780f_status_r)); + + map(0x007810, 0x007810).rw(FUNC(sunplus_gcm394_base_device::unkarea_7810_r), FUNC(sunplus_gcm394_base_device::unkarea_7810_w)); + + map(0x007819, 0x007819).rw(FUNC(sunplus_gcm394_base_device::unkarea_7819_r), FUNC(sunplus_gcm394_base_device::unkarea_7819_w)); + + map(0x007816, 0x007816).w(FUNC(sunplus_gcm394_base_device::unkarea_7816_w)); + map(0x007817, 0x007817).w(FUNC(sunplus_gcm394_base_device::unkarea_7817_w)); + + + map(0x007820, 0x007820).w(FUNC(sunplus_gcm394_base_device::unkarea_7820_w)); + map(0x007821, 0x007821).w(FUNC(sunplus_gcm394_base_device::unkarea_7821_w)); + map(0x007822, 0x007822).w(FUNC(sunplus_gcm394_base_device::unkarea_7822_w)); + map(0x007823, 0x007823).w(FUNC(sunplus_gcm394_base_device::unkarea_7823_w)); + map(0x007824, 0x007824).w(FUNC(sunplus_gcm394_base_device::unkarea_7824_w)); + + map(0x00782d, 0x00782d).rw(FUNC(sunplus_gcm394_base_device::unkarea_782d_r), FUNC(sunplus_gcm394_base_device::unkarea_782d_w)); // on startup + + map(0x007835, 0x007835).w(FUNC(sunplus_gcm394_base_device::unkarea_7835_w)); + + map(0x007860, 0x007860).rw(FUNC(sunplus_gcm394_base_device::unkarea_7860_r), FUNC(sunplus_gcm394_base_device::unkarea_7860_w)); + + map(0x007861, 0x007861).r(FUNC(sunplus_gcm394_base_device::unkarea_7861_r)); + map(0x007862, 0x007862).rw(FUNC(sunplus_gcm394_base_device::unkarea_7862_r), FUNC(sunplus_gcm394_base_device::unkarea_7862_w)); + map(0x007863, 0x007863).rw(FUNC(sunplus_gcm394_base_device::unkarea_7863_r), FUNC(sunplus_gcm394_base_device::unkarea_7863_w)); + + map(0x007868, 0x007868).r(FUNC(sunplus_gcm394_base_device::unkarea_7868_r)); // on startup + + map(0x007870, 0x007870).rw(FUNC(sunplus_gcm394_base_device::unkarea_7870_r) ,FUNC(sunplus_gcm394_base_device::unkarea_7870_w)); + + map(0x007871, 0x007871).r(FUNC(sunplus_gcm394_base_device::unkarea_7871_r)); + map(0x007872, 0x007872).rw(FUNC(sunplus_gcm394_base_device::unkarea_7872_r), FUNC(sunplus_gcm394_base_device::unkarea_7872_w)); + map(0x007873, 0x007873).rw(FUNC(sunplus_gcm394_base_device::unkarea_7873_r), FUNC(sunplus_gcm394_base_device::unkarea_7873_w)); + + map(0x007882, 0x007882).rw(FUNC(sunplus_gcm394_base_device::unkarea_7882_r), FUNC(sunplus_gcm394_base_device::unkarea_7882_w)); + map(0x007883, 0x007883).rw(FUNC(sunplus_gcm394_base_device::unkarea_7883_r), FUNC(sunplus_gcm394_base_device::unkarea_7883_w)); + + map(0x0078a0, 0x0078a0).w(FUNC(sunplus_gcm394_base_device::unkarea_78a0_w)); + + map(0x0078a4, 0x0078a4).w(FUNC(sunplus_gcm394_base_device::unkarea_78a4_w)); + map(0x0078a5, 0x0078a5).w(FUNC(sunplus_gcm394_base_device::unkarea_78a5_w)); + map(0x0078a6, 0x0078a6).w(FUNC(sunplus_gcm394_base_device::unkarea_78a6_w)); + + map(0x0078a8, 0x0078a8).w(FUNC(sunplus_gcm394_base_device::unkarea_78a8_w)); + + map(0x0078b0, 0x0078b0).w(FUNC(sunplus_gcm394_base_device::unkarea_78b0_w)); + map(0x0078b1, 0x0078b1).w(FUNC(sunplus_gcm394_base_device::unkarea_78b1_w)); + map(0x0078b2, 0x0078b2).w(FUNC(sunplus_gcm394_base_device::unkarea_78b2_w)); + + map(0x0078b8, 0x0078b8).w(FUNC(sunplus_gcm394_base_device::unkarea_78b8_w)); + + map(0x0078f0, 0x0078f0).w(FUNC(sunplus_gcm394_base_device::unkarea_78f0_w)); + + map(0x0078fb, 0x0078fb).r(FUNC(sunplus_gcm394_base_device::unkarea_78fb_status_r)); + + // ###################################################################################################################################################################################### + // 79xx region = ?? + // ###################################################################################################################################################################################### + + map(0x007934, 0x007934).rw(FUNC(sunplus_gcm394_base_device::unkarea_7934_r), FUNC(sunplus_gcm394_base_device::unkarea_7934_w)); + map(0x007936, 0x007936).rw(FUNC(sunplus_gcm394_base_device::unkarea_7936_r), FUNC(sunplus_gcm394_base_device::unkarea_7936_w)); + + // ###################################################################################################################################################################################### + // 7axx region = system (including dma) + // ###################################################################################################################################################################################### + + map(0x007a80, 0x007a86).w(FUNC(sunplus_gcm394_base_device::system_dma_params_w)); + map(0x007abf, 0x007abf).rw(FUNC(sunplus_gcm394_base_device::system_dma_status_r), FUNC(sunplus_gcm394_base_device::system_dma_trigger_w)); + + // ###################################################################################################################################################################################### + // 7cxx-7fxx = ram areas? + // ###################################################################################################################################################################################### + map(0x007c00, 0x007cff).ram(); map(0x007d00, 0x007dff).ram(); map(0x007e00, 0x007eff).ram(); map(0x007f00, 0x007fff).ram(); - } void sunplus_gcm394_base_device::device_start() @@ -131,12 +525,98 @@ void sunplus_gcm394_base_device::device_start() void sunplus_gcm394_base_device::device_reset() { - m_78fb = 0x0000; + // 70xx video for (int i = 0; i < 7; i++) { m_dma_params[i] = 0x0000; } + + for (int i = 0; i < 6; i++) + { + tmap0_regs[i] = 0x0000; + tmap1_regs[i] = 0x0000; + } + + m_707f = 0x0000; + m_703a = 0x0000; + m_7062 = 0x0000; + m_7063 = 0x0000; + + m_702a = 0x0000; + m_7030 = 0x0000; + m_703c = 0x0000; + + + m_7080 = 0x0000; + m_7081 = 0x0000; + m_7082 = 0x0000; + m_7083 = 0x0000; + m_7084 = 0x0000; + m_7085 = 0x0000; + m_7086 = 0x0000; + m_7087 = 0x0000; + m_7088 = 0x0000; + + // 78xx unknown + + m_78fb = 0x0000; + m_782d = 0x0000; + + m_7807 = 0x0000; + + m_7810 = 0x0000; + + m_7816 = 0x0000; + m_7817 = 0x0000; + + m_7819 = 0x0000; + + m_7820 = 0x0000; + m_7821 = 0x0000; + m_7822 = 0x0000; + m_7823 = 0x0000; + m_7824 = 0x0000; + + m_7835 = 0x0000; + + m_7860 = 0x0000; + + m_7861 = 0x0000; + + m_7862 = 0x0000; + m_7863 = 0x0000; + + m_7870 = 0x0000; + + m_7871 = 0x0000; + + m_7872 = 0x0000; + m_7873 = 0x0000; + + m_7882 = 0x0000; + m_7883 = 0x0000; + + m_78a0 = 0x0000; + + m_78a4 = 0x0000; + m_78a5 = 0x0000; + m_78a6 = 0x0000; + + m_78a8 = 0x0000; + + m_78b0 = 0x0000; + m_78b1 = 0x0000; + m_78b2 = 0x0000; + + m_78b8 = 0x0000; + m_78f0 = 0x0000; + + // 79xx unknown + + m_7934 = 0x0000; + m_7936 = 0x0000; + } void sunplus_gcm394_device::device_add_mconfig(machine_config &config) diff --git a/src/devices/machine/sunplus_gcm394.h b/src/devices/machine/sunplus_gcm394.h index 8aee6d07847..d767cbb9f2f 100644 --- a/src/devices/machine/sunplus_gcm394.h +++ b/src/devices/machine/sunplus_gcm394.h @@ -37,14 +37,236 @@ protected: required_device<unsp_device> m_cpu; required_device<screen_device> m_screen; + + // video 70xx + uint16_t tmap0_regs[0x6]; + uint16_t tmap1_regs[0x6]; - uint16_t m_78fb; uint16_t m_dma_params[7]; + uint16_t m_707f; + uint16_t m_703a; + uint16_t m_7062; + uint16_t m_7063; + + uint16_t m_702a; + uint16_t m_7030; + uint16_t m_703c; + + + uint16_t m_7080; + uint16_t m_7081; + uint16_t m_7082; + uint16_t m_7083; + uint16_t m_7084; + uint16_t m_7085; + uint16_t m_7086; + uint16_t m_7087; + uint16_t m_7088; + + // unk 78xx + uint16_t m_7803; + + uint16_t m_7807; + + uint16_t m_7810; + + uint16_t m_7816; + uint16_t m_7817; + + + uint16_t m_7819; + + uint16_t m_7820; + uint16_t m_7821; + uint16_t m_7822; + uint16_t m_7823; + uint16_t m_7824; + + uint16_t m_782d; + + uint16_t m_7835; + + uint16_t m_7860; + + uint16_t m_7861; + + uint16_t m_7862; + uint16_t m_7863; + + uint16_t m_7870; + + uint16_t m_7871; + + uint16_t m_7872; + uint16_t m_7873; + + uint16_t m_7882; + uint16_t m_7883; + + uint16_t m_78a0; + + uint16_t m_78a4; + uint16_t m_78a5; + uint16_t m_78a6; + + uint16_t m_78a8; + + uint16_t m_78b0; + uint16_t m_78b1; + uint16_t m_78b2; + + uint16_t m_78b8; + + uint16_t m_78f0; + + uint16_t m_78fb; + + // unk 79xx + uint16_t m_7934; + uint16_t m_7936; + private: DECLARE_READ16_MEMBER(unk_r); DECLARE_WRITE16_MEMBER(unk_w); + DECLARE_READ16_MEMBER(tmap0_regs_r); + DECLARE_WRITE16_MEMBER(tmap0_regs_w); + DECLARE_WRITE16_MEMBER(tmap0_unk0_w); + DECLARE_WRITE16_MEMBER(tmap0_unk1_w); + + DECLARE_READ16_MEMBER(tmap1_regs_r); + DECLARE_WRITE16_MEMBER(tmap1_regs_w); + DECLARE_WRITE16_MEMBER(tmap1_unk0_w); + DECLARE_WRITE16_MEMBER(tmap1_unk1_w); + + DECLARE_WRITE16_MEMBER(unknown_video_device0_regs_w); + DECLARE_WRITE16_MEMBER(unknown_video_device0_unk0_w); + DECLARE_WRITE16_MEMBER(unknown_video_device0_unk1_w); + + DECLARE_WRITE16_MEMBER(unknown_video_device1_regs_w); + DECLARE_WRITE16_MEMBER(unknown_video_device1_unk0_w); + DECLARE_WRITE16_MEMBER(unknown_video_device1_unk1_w); + + DECLARE_WRITE16_MEMBER(unknown_video_device2_unk0_w); + DECLARE_WRITE16_MEMBER(unknown_video_device2_unk1_w); + DECLARE_WRITE16_MEMBER(unknown_video_device2_unk2_w); + + DECLARE_WRITE16_MEMBER(video_dma_source_w); + DECLARE_WRITE16_MEMBER(video_dma_dest_w); + DECLARE_READ16_MEMBER(video_dma_size_r); + DECLARE_WRITE16_MEMBER(video_dma_size_w); + DECLARE_WRITE16_MEMBER(video_dma_unk_w); + + DECLARE_READ16_MEMBER(video_703a_r); + DECLARE_WRITE16_MEMBER(video_703a_w); + + DECLARE_READ16_MEMBER(video_7062_r); + DECLARE_WRITE16_MEMBER(video_7062_w); + + DECLARE_WRITE16_MEMBER(video_7063_w); + + DECLARE_WRITE16_MEMBER(video_702a_w); + DECLARE_WRITE16_MEMBER(video_7030_w); + DECLARE_WRITE16_MEMBER(video_703c_w); + + DECLARE_READ16_MEMBER(video_707f_r); + DECLARE_WRITE16_MEMBER(video_707f_w); + + DECLARE_WRITE16_MEMBER(video_7080_w); + DECLARE_WRITE16_MEMBER(video_7081_w); + DECLARE_WRITE16_MEMBER(video_7082_w); + DECLARE_WRITE16_MEMBER(video_7083_w); + DECLARE_WRITE16_MEMBER(video_7084_w); + DECLARE_WRITE16_MEMBER(video_7085_w); + DECLARE_WRITE16_MEMBER(video_7086_w); + DECLARE_WRITE16_MEMBER(video_7087_w); + DECLARE_WRITE16_MEMBER(video_7088_w); + + DECLARE_READ16_MEMBER(video_7083_r); + + DECLARE_WRITE16_MEMBER(system_dma_params_w); + DECLARE_WRITE16_MEMBER(system_dma_trigger_w); + DECLARE_READ16_MEMBER(system_dma_status_r); + + DECLARE_READ16_MEMBER(unkarea_780f_status_r); + DECLARE_READ16_MEMBER(unkarea_78fb_status_r); + + DECLARE_READ16_MEMBER(unkarea_7803_r); + DECLARE_WRITE16_MEMBER(unkarea_7803_w); + + DECLARE_WRITE16_MEMBER(unkarea_7807_w); + + DECLARE_READ16_MEMBER(unkarea_7810_r); + DECLARE_WRITE16_MEMBER(unkarea_7810_w); + + DECLARE_WRITE16_MEMBER(unkarea_7816_w); + DECLARE_WRITE16_MEMBER(unkarea_7817_w); + + DECLARE_READ16_MEMBER(unkarea_7819_r); + DECLARE_WRITE16_MEMBER(unkarea_7819_w); + + DECLARE_WRITE16_MEMBER(unkarea_7820_w); + DECLARE_WRITE16_MEMBER(unkarea_7821_w); + DECLARE_WRITE16_MEMBER(unkarea_7822_w); + DECLARE_WRITE16_MEMBER(unkarea_7823_w); + DECLARE_WRITE16_MEMBER(unkarea_7824_w); + + DECLARE_WRITE16_MEMBER(unkarea_7835_w); + + DECLARE_READ16_MEMBER(unkarea_7868_r); + + DECLARE_READ16_MEMBER(unkarea_782d_r); + DECLARE_WRITE16_MEMBER(unkarea_782d_w); + + DECLARE_READ16_MEMBER(unkarea_7860_r); + DECLARE_WRITE16_MEMBER(unkarea_7860_w); + + DECLARE_READ16_MEMBER(unkarea_7861_r); + + DECLARE_READ16_MEMBER(unkarea_7862_r); + DECLARE_WRITE16_MEMBER(unkarea_7862_w); + DECLARE_READ16_MEMBER(unkarea_7863_r); + DECLARE_WRITE16_MEMBER(unkarea_7863_w); + + DECLARE_READ16_MEMBER(unkarea_7870_r); + DECLARE_WRITE16_MEMBER(unkarea_7870_w); + + DECLARE_READ16_MEMBER(unkarea_7871_r); + + DECLARE_READ16_MEMBER(unkarea_7872_r); + DECLARE_WRITE16_MEMBER(unkarea_7872_w); + DECLARE_READ16_MEMBER(unkarea_7873_r); + DECLARE_WRITE16_MEMBER(unkarea_7873_w); + + DECLARE_READ16_MEMBER(unkarea_7882_r); + DECLARE_WRITE16_MEMBER(unkarea_7882_w); + DECLARE_READ16_MEMBER(unkarea_7883_r); + DECLARE_WRITE16_MEMBER(unkarea_7883_w); + + DECLARE_WRITE16_MEMBER(unkarea_78a0_w); + + DECLARE_WRITE16_MEMBER(unkarea_78a4_w); + DECLARE_WRITE16_MEMBER(unkarea_78a5_w); + DECLARE_WRITE16_MEMBER(unkarea_78a6_w); + + DECLARE_WRITE16_MEMBER(unkarea_78a8_w); + + DECLARE_WRITE16_MEMBER(unkarea_78b0_w); + DECLARE_WRITE16_MEMBER(unkarea_78b1_w); + DECLARE_WRITE16_MEMBER(unkarea_78b2_w); + + DECLARE_WRITE16_MEMBER(unkarea_78b8_w); + + DECLARE_WRITE16_MEMBER(unkarea_78f0_w); + + DECLARE_READ16_MEMBER(unkarea_7934_r); + DECLARE_WRITE16_MEMBER(unkarea_7934_w); + DECLARE_READ16_MEMBER(unkarea_7936_r); + DECLARE_WRITE16_MEMBER(unkarea_7936_w); + + + }; class sunplus_gcm394_device : public sunplus_gcm394_base_device |