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-rw-r--r--src/mame/machine/dec0.c623
1 files changed, 623 insertions, 0 deletions
diff --git a/src/mame/machine/dec0.c b/src/mame/machine/dec0.c
new file mode 100644
index 00000000000..41821b576b0
--- /dev/null
+++ b/src/mame/machine/dec0.c
@@ -0,0 +1,623 @@
+/*******************************************************************************
+
+Data East machine functions - Bryan McPhail, mish@tendril.co.uk
+
+* Control reads, protection chip emulations & cycle skipping patches
+
+*******************************************************************************/
+
+#include "driver.h"
+#include "dec0.h"
+#include "cpu/h6280/h6280.h"
+
+static int GAME,i8751_return,slyspy_state;
+
+/******************************************************************************/
+
+READ16_HANDLER( dec0_controls_r )
+{
+ switch (offset<<1)
+ {
+ case 0: /* Player 1 & 2 joystick & buttons */
+ return (readinputport(0) + (readinputport(1) << 8));
+
+ case 2: /* Credits, start buttons */
+ return readinputport(2);
+
+ case 4: /* Byte 4: Dipswitch bank 2, Byte 5: Dipswitch Bank 1 */
+ return (readinputport(3) + (readinputport(4) << 8));
+
+ case 8: /* Intel 8751 mc, Bad Dudes & Heavy Barrel only */
+ //logerror("CPU #0 PC %06x: warning - read unmapped memory address %06x\n",activecpu_get_pc(),0x30c000+offset);
+ return i8751_return;
+ }
+
+ logerror("CPU #0 PC %06x: warning - read unmapped memory address %06x\n",activecpu_get_pc(),0x30c000+offset);
+ return ~0;
+}
+
+/******************************************************************************/
+
+READ16_HANDLER( dec0_rotary_r )
+{
+ switch (offset<<1)
+ {
+ case 0: /* Player 1 rotary */
+ return ~(1 << (readinputport(5) * 12 / 256));
+
+ case 8: /* Player 2 rotary */
+ return ~(1 << (readinputport(6) * 12 / 256));
+
+ default:
+ logerror("Unknown rotary read at 300000 %02x\n",offset);
+ }
+
+ return 0;
+}
+
+/******************************************************************************/
+
+READ16_HANDLER( midres_controls_r )
+{
+ switch (offset<<1)
+ {
+ case 0: /* Player 1 Joystick + start, Player 2 Joystick + start */
+ return (readinputport(0) + (readinputport(1) << 8));
+
+ case 2: /* Dipswitches */
+ return (readinputport(3) + (readinputport(4) << 8));
+
+ case 4: /* Player 1 rotary */
+ return ~(1 << (readinputport(5) * 12 / 256));
+
+ case 6: /* Player 2 rotary */
+ return ~(1 << (readinputport(6) * 12 / 256));
+
+ case 8: /* Credits, start buttons */
+ return readinputport(2);
+
+ case 12:
+ return 0; /* ?? watchdog ?? */
+ }
+
+ logerror("PC %06x unknown control read at %02x\n",activecpu_get_pc(),0x180000+offset);
+ return ~0;
+}
+
+/******************************************************************************/
+
+READ16_HANDLER( slyspy_controls_r )
+{
+ switch (offset<<1)
+ {
+ case 0: /* Dip Switches */
+ return (readinputport(3) + (readinputport(4) << 8));
+
+ case 2: /* Player 1 & Player 2 joysticks & fire buttons */
+ return (readinputport(0) + (readinputport(1) << 8));
+
+ case 4: /* Credits */
+ return readinputport(2);
+ }
+
+ logerror("Unknown control read at 30c000 %d\n",offset);
+ return ~0;
+}
+
+READ16_HANDLER( slyspy_protection_r )
+{
+ /* These values are for Boulderdash, I have no idea what they do in Slyspy */
+ switch (offset<<1) {
+ case 0: return 0;
+ case 2: return 0x13;
+ case 4: return 0;
+ case 6: return 0x2;
+ }
+
+ logerror("%04x, Unknown protection read at 30c000 %d\n",activecpu_get_pc(),offset);
+ return 0;
+}
+
+/*
+ The memory map in Sly Spy can change between 4 states according to the protection!
+
+ Default state (called by Traps 1, 3, 4, 7, C)
+
+ 240000 - 24001f = control (Playfield 2 area)
+ 242000 - 24207f = colscroll
+ 242400 - 2425ff = rowscroll
+ 246000 - 2467ff = data
+
+ 248000 - 24801f = control (Playfield 1 area)
+ 24c000 - 24c07f = colscroll
+ 24c400 - 24c4ff = rowscroll
+ 24e000 - 24e7ff = data
+
+ State 1 (Called by Trap 9) uses this memory map:
+
+ 248000 = pf1 data
+ 24c000 = pf2 data
+
+ State 2 (Called by Trap A) uses this memory map:
+
+ 240000 = pf2 data
+ 242000 = pf1 data
+ 24e000 = pf1 data
+
+ State 3 (Called by Trap B) uses this memory map:
+
+ 240000 = pf1 data
+ 248000 = pf2 data
+
+*/
+
+WRITE16_HANDLER( slyspy_state_w )
+{
+ slyspy_state=0;
+}
+
+READ16_HANDLER( slyspy_state_r )
+{
+ slyspy_state++;
+ slyspy_state=slyspy_state%4;
+ return 0; /* Value doesn't mater */
+}
+
+WRITE16_HANDLER( slyspy_240000_w )
+{
+ switch (slyspy_state) {
+ case 0x3:
+ dec0_pf1_data_w(offset,data,mem_mask);
+ return;
+ case 0x2:
+ dec0_pf2_data_w(offset,data,mem_mask);
+ return;
+ case 0x0:
+ if (offset<0x8) dec0_pf2_control_0_w(offset,data,mem_mask);
+ else if (offset<0x10) dec0_pf2_control_1_w(offset-0x8,data,mem_mask);
+ return;
+ }
+ logerror("Wrote to 240000 %02x at %04x %04x (Trap %02x)\n",offset,activecpu_get_pc(),data,slyspy_state);
+}
+
+WRITE16_HANDLER( slyspy_242000_w )
+{
+ switch (slyspy_state) {
+ case 0x2: /* Trap A */
+ dec0_pf1_data_w(offset,data,mem_mask);
+ return;
+ case 0x0: /* Trap C */
+ if (offset<0x40) COMBINE_DATA(&dec0_pf2_colscroll[offset]);
+ else if (offset<0x300) COMBINE_DATA(&dec0_pf2_rowscroll[offset-0x200]);
+ return;
+ }
+ logerror("Wrote to 242000 %02x at %04x %04x (Trap %02x)\n",offset,activecpu_get_pc(),data,slyspy_state);
+}
+
+WRITE16_HANDLER( slyspy_246000_w )
+{
+ switch (slyspy_state) {
+ case 0x0:
+ dec0_pf2_data_w(offset,data,mem_mask);
+ return;
+ }
+ logerror("Wrote to 246000 %02x at %04x %04x (Trap %02x)\n",offset,activecpu_get_pc(),data,slyspy_state);
+}
+
+WRITE16_HANDLER( slyspy_248000_w )
+{
+ switch (slyspy_state) {
+ case 0x1:
+ dec0_pf1_data_w(offset,data,mem_mask);
+ return;
+ case 0x3:
+ dec0_pf2_data_w(offset,data,mem_mask);
+ return;
+ case 0x0:
+ if (offset<0x8) dec0_pf1_control_0_w(offset,data,mem_mask);
+ else if (offset<0x10) dec0_pf1_control_1_w(offset-0x8,data,mem_mask);
+ return;
+ }
+ logerror("Wrote to 248000 %02x at %04x %04x (Trap %02x)\n",offset,activecpu_get_pc(),data,slyspy_state);
+}
+
+WRITE16_HANDLER( slyspy_24c000_w )
+{
+ switch (slyspy_state) {
+ case 0x1: /* Trap 9 */
+ dec0_pf2_data_w(offset,data,mem_mask);
+ return;
+ case 0x0: /* Trap C */
+ if (offset<0x40) COMBINE_DATA(&dec0_pf1_colscroll[offset]);
+ else if (offset<0x300) COMBINE_DATA(&dec0_pf1_rowscroll[offset-0x200]);
+ return;
+ }
+ logerror("Wrote to 24c000 %02x at %04x %04x (Trap %02x)\n",offset,activecpu_get_pc(),data,slyspy_state);
+}
+
+WRITE16_HANDLER( slyspy_24e000_w )
+{
+ switch (slyspy_state) {
+ case 0x2:
+ case 0x0:
+ dec0_pf1_data_w(offset,data,mem_mask);
+ return;
+ }
+ logerror("Wrote to 24e000 %02x at %04x %04x (Trap %02x)\n",offset,activecpu_get_pc(),data,slyspy_state);
+}
+
+/******************************************************************************/
+
+static int share[0xff];
+static int hippodrm_msb,hippodrm_lsb;
+
+READ8_HANDLER( hippodrm_prot_r )
+{
+//logerror("6280 PC %06x - Read %06x\n",cpu_getpc(),offset+0x1d0000);
+ if (hippodrm_lsb==0x45) return 0x4e;
+ if (hippodrm_lsb==0x92) return 0x15;
+ return 0;
+}
+
+WRITE8_HANDLER( hippodrm_prot_w )
+{
+ switch (offset) {
+ case 4: hippodrm_msb=data; break;
+ case 5: hippodrm_lsb=data; break;
+ }
+//logerror("6280 PC %06x - Wrote %06x to %04x\n",cpu_getpc(),data,offset+0x1d0000);
+}
+
+READ8_HANDLER( hippodrm_shared_r )
+{
+ return share[offset];
+}
+
+WRITE8_HANDLER( hippodrm_shared_w )
+{
+ share[offset]=data;
+}
+
+static READ16_HANDLER( hippodrm_68000_share_r )
+{
+ if (offset==0) cpu_yield(); /* A wee helper */
+ return share[offset]&0xff;
+}
+
+static WRITE16_HANDLER( hippodrm_68000_share_w )
+{
+ share[offset]=data&0xff;
+}
+
+/******************************************************************************/
+
+static void hbarrel_i8751_write(int data)
+{
+ static int level,state;
+
+ static const int title[]={ 1, 2, 5, 6, 9,10,13,14,17,18,21,22,25,26,29,30,33,34,37,38,41,42,0,
+ 3, 4, 7, 8,11,12,15,16,19,20,23,24,27,28,31,32,35,36,39,40,43,44,0,
+ 45,46,49,50,53,54,57,58,61,62,65,66,69,70,73,74,77,78,81,82,0,
+ 47,48,51,52,55,56,59,60,63,64,67,68,71,72,75,76,79,80,83,84,0,
+ 85,86,89,90,93,94,97,98,101,102,105,106,109,110,113,114,117,118,121,122,125,126,0,
+ 87,88,91,92,95,96,99,100,103,104,107,108,111,112,115,116,119,120,123,124,127,128,0,
+ 129,130,133,134,137,138,141,142,145,146,149,150,153,154,157,158,161,162,165,166,169,170,173,174,0,
+ 131,132,135,136,139,140,143,144,147,148,151,152,155,156,159,160,163,164,167,168,171,172,175,176,0,
+ 0x10b1,0x10b2,0,0x10b3,0x10b4,-1
+ };
+
+ /* This table is from the USA version - others could be different.. */
+ static const int weapons_table[][0x20]={
+ { 0x558,0x520,0x5c0,0x600,0x520,0x540,0x560,0x5c0,0x688,0x688,0x7a8,0x850,0x880,0x880,0x990,0x9b0,0x9b0,0x9e0,0xffff }, /* Level 1 */
+ { 0x330,0x370,0x3d8,0x580,0x5b0,0x640,0x6a0,0x8e0,0x8e0,0x940,0x9f0,0xa20,0xa50,0xa80,0xffff }, /* Level 2 */
+ { 0xb20,0xbd0,0xb20,0xb20,0xbd8,0xb50,0xbd8,0xb20,0xbe0,0xb40,0xb80,0xa18,0xa08,0xa08,0x980,0x8e0,0x780,0x790,0x650,0x600,0x5d0,0x5a0,0x570,0x590,0x5e0,0xffff }, /* Level 3 */
+ { 0x530,0x5d0,0x5e0,0x5c8,0x528,0x520,0x5d8,0x5e0,0x5d8,0x540,0x570,0x5a0,0x658,0x698,0x710,0x7b8,0x8e0,0x8e0,0x8d8,0x818,0x8e8,0x820,0x8e0,0x848,0x848,0xffff }, /* Level 4 */
+ { 0x230,0x280,0x700,0x790,0x790,0x7e8,0x7e8,0x8d0,0x920,0x950,0xad0,0xb90,0xb50,0xb10,0xbe0,0xbe0,0xffff }, /* Level 5 */
+ { 0xd20,0xde0,0xd20,0xde0,0xd80,0xd80,0xd90,0xdd0,0xdb0,0xb20,0xa40,0x9e0,0x960,0x8a0,0x870,0x840,0x7e0,0x7b0,0x780,0xffff }, /* Level 6 */
+ { 0x730,0x7e0,0x720,0x7e0,0x740,0x7c0,0x730,0x7d0,0x740,0x7c0,0x730,0x7d0,0x720,0x7e0,0x720,0x7e0,0x720,0x7e0,0x720,0x7e0,0x730,0x7d0,0xffff } /* Level 7 */
+ };
+
+ switch (data>>8) {
+ case 0x2: /* Selects level */
+ i8751_return=level;
+ break;
+ case 0x3: /* Increment level counter */
+ level++;
+ i8751_return=0x301;
+ break;
+ case 0x5: /* Set level 0 */
+ i8751_return=0xb3b;
+ level=0;
+ break;
+ case 0x06: /* Controls appearance & placement of special weapons */
+ i8751_return=weapons_table[level][data&0x1f];
+ //logerror("CPU #0 PC %06x: warning - write %02x to i8751, returning %04x\n",activecpu_get_pc(),data,i8751_return);
+ break;
+ case 0xb: /* Initialise the variables? */
+ i8751_return=0;
+ break;
+ default:
+ i8751_return=0;
+ }
+
+ /* Protection */
+ if (data==7) i8751_return=0xc000; /* Stack pointer */
+ if (data==0x175) i8751_return=0x68b; /* ID check - USA version */
+ if (data==0x174) i8751_return=0x68c; /* ID check - World version */
+
+ /* All commands in range 4xx are related to title screen.. */
+ if (data==0x4ff) state=0;
+ if (data>0x3ff && data<0x4ff) {
+ state++;
+
+ if (title[state-1]==0) i8751_return=0xfffe;
+ else if (title[state-1]==-1) i8751_return=0xffff;
+ else if (title[state-1]>0x1000) i8751_return=(title[state-1]&0xfff)+128+15;
+ else i8751_return=title[state-1]+128+15+0x2000;
+
+ /* We have to use a state as the microcontroller remembers previous commands */
+ }
+
+//logerror("CPU #0 PC %06x: warning - write %02x to i8751\n",activecpu_get_pc(),data);
+}
+
+static void baddudes_i8751_write(int data)
+{
+ i8751_return=0;
+
+ switch (data&0xffff) {
+ case 0x714: i8751_return=0x700; break;
+ case 0x73b: i8751_return=0x701; break;
+ case 0x72c: i8751_return=0x702; break;
+ case 0x73f: i8751_return=0x703; break;
+ case 0x755: i8751_return=0x704; break;
+ case 0x722: i8751_return=0x705; break;
+ case 0x72b: i8751_return=0x706; break;
+ case 0x724: i8751_return=0x707; break;
+ case 0x728: i8751_return=0x708; break;
+ case 0x735: i8751_return=0x709; break;
+ case 0x71d: i8751_return=0x70a; break;
+ case 0x721: i8751_return=0x70b; break;
+ case 0x73e: i8751_return=0x70c; break;
+ case 0x761: i8751_return=0x70d; break;
+ case 0x753: i8751_return=0x70e; break;
+ case 0x75b: i8751_return=0x70f; break;
+ }
+
+ if (!i8751_return) logerror("%04x: warning - write unknown command %02x to 8571\n",activecpu_get_pc(),data);
+}
+
+static void birdtry_i8751_write(int data)
+{
+ static int pwr,
+ hgt;
+
+ i8751_return=0;
+
+ switch(data&0xffff) {
+ /*"Sprite control"*/
+ case 0x22a: i8751_return = 0x200; break;
+
+ /* Gives an O.B. otherwise (it must be > 0xb0 )*/
+ case 0x3c7: i8751_return = 0x7ff; break;
+
+ /*Enables shot checks*/
+ case 0x33c: i8751_return = 0x200; break;
+
+ /*Used on the title screen only(???)*/
+ case 0x31e: i8751_return = 0x200; break;
+
+/* 0x100-0x10d values are for club power meters(1W=0x100<<-->>PT=0x10d). *
+ * Returned value to i8751 doesn't matter,but send the result to 0x481. *
+ * Lower the value,stronger is the power. */
+ case 0x100: pwr = 0x30; break; /*1W*/
+ case 0x101: pwr = 0x34; break; /*3W*/
+ case 0x102: pwr = 0x38; break; /*4W*/
+ case 0x103: pwr = 0x3c; break; /*1I*/
+ case 0x104: pwr = 0x40; break; /*3I*/
+ case 0x105: pwr = 0x44; break; /*4I*/
+ case 0x106: pwr = 0x48; break; /*5I*/
+ case 0x107: pwr = 0x4c; break; /*6I*/
+ case 0x108: pwr = 0x50; break; /*7I*/
+ case 0x109: pwr = 0x54; break; /*8I*/
+ case 0x10a: pwr = 0x58; break; /*9I*/
+ case 0x10b: pwr = 0x5c; break; /*PW*/
+ case 0x10c: pwr = 0x60; break; /*SW*/
+ case 0x10d: pwr = 0x80; break; /*PT*/
+ case 0x481: i8751_return = pwr; break; /*Power meter*/
+
+/* 0x200-0x20f values are for shot height(STRONG=0x200<<-->>WEAK=0x20f). *
+ * Returned value to i8751 doesn't matter,but send the result to 0x534. *
+ * Higher the value,stronger is the height. */
+ case 0x200: hgt = 0x5c0; break; /*H*/
+ case 0x201: hgt = 0x580; break; /*|*/
+ case 0x202: hgt = 0x540; break; /*|*/
+ case 0x203: hgt = 0x500; break; /*|*/
+ case 0x204: hgt = 0x4c0; break; /*|*/
+ case 0x205: hgt = 0x480; break; /*|*/
+ case 0x206: hgt = 0x440; break; /*|*/
+ case 0x207: hgt = 0x400; break; /*M*/
+ case 0x208: hgt = 0x3c0; break; /*|*/
+ case 0x209: hgt = 0x380; break; /*|*/
+ case 0x20a: hgt = 0x340; break; /*|*/
+ case 0x20b: hgt = 0x300; break; /*|*/
+ case 0x20c: hgt = 0x2c0; break; /*|*/
+ case 0x20d: hgt = 0x280; break; /*|*/
+ case 0x20e: hgt = 0x240; break; /*|*/
+ case 0x20f: hgt = 0x200; break; /*L*/
+ case 0x534: i8751_return = hgt; break; /*Shot height*/
+
+ /*At the ending screen(???)*/
+ //case 0x3b4: i8751_return = 0; break;
+
+ /*These are activated after a shot (???)*/
+ case 0x6ca: i8751_return = 0xff; break;
+ case 0x7ff: i8751_return = 0x200; break;
+ default: logerror("%04x: warning - write unknown command %02x to 8571\n",activecpu_get_pc(),data);
+ }
+}
+
+#if 0
+static emu_timer *i8751_timer;
+
+static TIMER_CALLBACK( i8751_callback )
+{
+ /* Signal main cpu microcontroller task is complete */
+ cpunum_set_input_line(0,5,HOLD_LINE);
+ i8751_timer=NULL;
+
+ logerror("i8751: Timer called!!!\n");
+}
+#endif
+
+void dec0_i8751_write(int data)
+{
+ /* Writes to this address cause an IRQ to the i8751 microcontroller */
+ if (GAME==1) hbarrel_i8751_write(data);
+ if (GAME==2) baddudes_i8751_write(data);
+ if (GAME==3) birdtry_i8751_write(data);
+
+ cpunum_set_input_line(0,5,HOLD_LINE);
+
+ /* Simulate the processing time of the i8751, time value is guessed
+ if (i8751_timer)
+ logerror("i8751: Missed a timer!!!\n");
+ else
+ i8751_timer = timer_call_after_resynch(0, i8751_callback);*/
+
+/* There is a timing problem in Heavy Barrel if the processing time is not
+simulated - if the interrupt is triggered straight away then HB will reset
+at the end of level one, the processing time needs to be at least the cycles
+of a TST.W + BMI.S (ie, not very much at all).
+
+See the code about 0xb60 (USA version)
+
+*/
+
+logerror("CPU #0 PC %06x: warning - write %02x to i8751\n",activecpu_get_pc(),data);
+
+}
+
+void dec0_i8751_reset(void)
+{
+ i8751_return=0;
+}
+
+/******************************************************************************/
+
+static WRITE16_HANDLER( sprite_mirror_w )
+{
+ COMBINE_DATA(&spriteram16[offset]);
+}
+
+/******************************************************************************/
+
+static READ16_HANDLER( robocop_68000_share_r )
+{
+//logerror("%08x: Share read %04x\n",activecpu_get_pc(),offset);
+
+ return robocop_shared_ram[offset];
+}
+
+static WRITE16_HANDLER( robocop_68000_share_w )
+{
+// logerror("%08x: Share write %04x %04x\n",activecpu_get_pc(),offset,data);
+
+ robocop_shared_ram[offset]=data&0xff;
+
+ if (offset==0x7ff) /* A control address - not standard ram */
+ cpunum_set_input_line(2,0,HOLD_LINE);
+}
+
+/******************************************************************************/
+
+static void h6280_decrypt(int memory_area)
+{
+ int i;
+ UINT8 *RAM = memory_region(memory_area);
+
+ /* Read each byte, decrypt it */
+ for (i=0x00000; i<0x10000; i++)
+ RAM[i]=(RAM[i] & 0x7e) | ((RAM[i] & 0x1) << 7) | ((RAM[i] & 0x80) >> 7);
+}
+
+DRIVER_INIT( hippodrm )
+{
+ UINT8 *RAM = memory_region(REGION_CPU3);
+
+ memory_install_read16_handler(0, ADDRESS_SPACE_PROGRAM, 0x180000, 0x180fff, 0, 0, hippodrm_68000_share_r);
+ memory_install_write16_handler(0, ADDRESS_SPACE_PROGRAM, 0x180000, 0x180fff, 0, 0, hippodrm_68000_share_w);
+ memory_install_write16_handler(0, ADDRESS_SPACE_PROGRAM, 0xffc800, 0xffcfff, 0, 0, sprite_mirror_w);
+
+ h6280_decrypt(REGION_CPU3);
+
+ /* The protection cpu has additional memory mapped protection! */
+ RAM[0x189]=0x60; /* RTS prot area */
+ RAM[0x1af]=0x60; /* RTS prot area */
+ RAM[0x1db]=0x60; /* RTS prot area */
+ RAM[0x21a]=0x60; /* RTS prot area */
+}
+
+DRIVER_INIT( slyspy )
+{
+ UINT8 *RAM = memory_region(REGION_CPU2);
+
+ h6280_decrypt(REGION_CPU2);
+
+ /* Slyspy sound cpu has some protection */
+ RAM[0xf2d]=0xea;
+ RAM[0xf2e]=0xea;
+}
+
+DRIVER_INIT( robocop )
+{
+ memory_install_read16_handler(0, ADDRESS_SPACE_PROGRAM, 0x180000, 0x180fff, 0, 0, robocop_68000_share_r);
+ memory_install_write16_handler(0, ADDRESS_SPACE_PROGRAM, 0x180000, 0x180fff, 0, 0, robocop_68000_share_w);
+}
+
+DRIVER_INIT( baddudes )
+{
+ GAME=2;
+}
+
+DRIVER_INIT( hbarrel )
+{
+ GAME=1;
+{ /* Remove this patch once processing time of i8751 is simulated */
+UINT16 *rom = (UINT16 *)memory_region(REGION_CPU1);
+rom[0xb68/2] = 0x8008;
+}
+}
+
+DRIVER_INIT( hbarrelw )
+{
+ GAME=1;
+{ /* Remove this patch once processing time of i8751 is simulated */
+UINT16 *rom = (UINT16 *)memory_region(REGION_CPU1);
+rom[0xb3e/2] = 0x8008;
+}
+}
+
+DRIVER_INIT( birdtry )
+{
+ UINT8 *src, tmp;
+ int i, j, k;
+
+ GAME=3;
+
+ src = memory_region(REGION_GFX4);
+
+ /* some parts of the graphic have bytes swapped */
+ for (k = 0;k < 0x70000;k += 0x20000)
+ {
+ for (i = 0x2000;i < 0x10000;i += 32)
+ {
+ for (j = 0;j < 16;j++)
+ {
+ tmp = src[k+i+j+16];
+ src[k+i+j+16] = src[k+i+j];
+ src[k+i+j] = tmp;
+ }
+ }
+ }
+}