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- //Original:/proj/frio/dv/testcases/core/c_mode_supervisor/c_mode_supervisor.dsp
- // Spec Reference: mode_supervisor
- # mach: bfin
- # sim: --environment operating
- #include "test.h"
- .include "testutils.inc"
- start
- include(std.inc)
- include(selfcheck.inc)
- include(gen_int.inc)
- INIT_R_REGS(0);
- INIT_P_REGS(0);
- INIT_I_REGS(0); // initialize the dsp address regs
- INIT_M_REGS(0);
- INIT_L_REGS(0);
- INIT_B_REGS(0);
- //CHECK_INIT(p5, 0xe0000000);
- include(symtable.inc)
- CHECK_INIT_DEF(p5);
- #ifndef STACKSIZE
- #define STACKSIZE 0x10
- #endif
- #ifndef EVT
- #define EVT 0xFFE02000
- #endif
- #ifndef EVT15
- #define EVT15 0xFFE0203C
- #endif
- #ifndef EVT_OVERRIDE
- #define EVT_OVERRIDE 0xFFE02100
- #endif
- //
- ////MY_GEN_INT_INIT(0xF0000000) // set location for interrupt table
- //
- // Reset/Bootstrap Code
- // (Here we should set the processor operating modes, initialize registers,
- // etc.)
- //
- BOOT:
- // in reset mode now
- LD32_LABEL(sp, KSTACK); // setup the stack pointer
- FP = SP; // and frame pointer
- LD32(p0, EVT); // Setup Event Vectors and Handlers
- LD32_LABEL(r0, EHANDLE); // Emulation Handler (Int0)
- [ P0 ++ ] = R0;
- LD32_LABEL(r0, RHANDLE); // Reset Handler (Int1)
- [ P0 ++ ] = R0;
- LD32_LABEL(r0, NHANDLE); // NMI Handler (Int2)
- [ P0 ++ ] = R0;
- LD32_LABEL(r0, XHANDLE); // Exception Handler (Int3)
- [ P0 ++ ] = R0;
- [ P0 ++ ] = R0; // IVT4 not used
- LD32_LABEL(r0, HWHANDLE); // HW Error Handler (Int5)
- [ P0 ++ ] = R0;
- LD32_LABEL(r0, THANDLE); // Timer Handler (Int6)
- [ P0 ++ ] = R0;
- LD32_LABEL(r0, I7HANDLE); // IVG7 Handler
- [ P0 ++ ] = R0;
- LD32_LABEL(r0, I8HANDLE); // IVG8 Handler
- [ P0 ++ ] = R0;
- LD32_LABEL(r0, I9HANDLE); // IVG9 Handler
- [ P0 ++ ] = R0;
- LD32_LABEL(r0, I10HANDLE);// IVG10 Handler
- [ P0 ++ ] = R0;
- LD32_LABEL(r0, I11HANDLE);// IVG11 Handler
- [ P0 ++ ] = R0;
- LD32_LABEL(r0, I12HANDLE);// IVG12 Handler
- [ P0 ++ ] = R0;
- LD32_LABEL(r0, I13HANDLE);// IVG13 Handler
- [ P0 ++ ] = R0;
- LD32_LABEL(r0, I14HANDLE);// IVG14 Handler
- [ P0 ++ ] = R0;
- LD32_LABEL(r0, I15HANDLE);// IVG15 Handler
- [ P0 ++ ] = R0;
- LD32(p0, EVT_OVERRIDE);
- R0 = 0;
- [ P0 ++ ] = R0;
- R0 = -1; // Change this to mask interrupts (*)
- [ P0 ] = R0; // IMASK
- DUMMY:
- R0 = 0 (Z);
- LT0 = r0; // set loop counters to something deterministic
- LB0 = r0;
- LC0 = r0;
- LT1 = r0;
- LB1 = r0;
- LC1 = r0;
- ASTAT = r0; // reset other internal regs
- // The following code sets up the test for running in USER mode
- LD32_LABEL(r0, STARTUSER);// One gets to user mode by doing a
- // ReturnFromInterrupt (RTI)
- RETI = r0; // We need to load the return address
- // Comment the following line for a USER Mode test
- JUMP STARTSUP; // jump to code start for SUPERVISOR mode
- RTI;
- STARTSUP:
- LD32_LABEL(p1, BEGIN);
- LD32(p0, EVT15);
- [ P0 ] = P1; // IVG15 (General) handler (Int 15) load with start
- RAISE 15; // after we RTI, INT 15 should be taken,& return to BEGIN in
- // SUPERVISOR MODE & go to different RAISE in supervisor mode
- // until the end of the test.
- NOP; // Workaround for Bug 217
- RTI;
- //
- // The Main Program
- //
- STARTUSER:
- LD32_LABEL(sp, USTACK); // setup the stack pointer
- FP = SP; // set frame pointer
- JUMP BEGIN;
- //*********************************************************************
- BEGIN:
- // COMMENT the following line for USER MODE tests
- [ -- SP ] = RETI; // enable interrupts in supervisor mode
- // **** YOUR CODE GOES HERE ****
- // PUT YOUR TEST HERE!
- // Can't Raise 0, 3, or 4
- // Raise 1 requires some intelligence so the test
- // doesn't loop forever - use SFTRESET bit in SEQSTAT (TBD)
- RAISE 2; // RTN
- RAISE 5; // RTI
- RAISE 6; // RTI
- RAISE 7; // RTI
- RAISE 8; // RTI
- RAISE 9; // RTI
- RAISE 10; // RTI
- RAISE 11; // RTI
- RAISE 12; // RTI
- RAISE 13; // RTI
- RAISE 14; // RTI
- RAISE 15; // RTI
- CHECKREG(r0, 0x0000000B);
- CHECKREG(r1, 0x0000000C);
- CHECKREG(r2, 0x0000000D);
- CHECKREG(r3, 0x0000000E);
- CHECKREG(r4, 0x00000007);
- CHECKREG(r5, 0x00000008);
- CHECKREG(r6, 0x00000009);
- CHECKREG(r7, 0x0000000A);
- R0 = I0;
- R1 = I1;
- R2 = I2;
- R3 = I3;
- R4 = M0;
- CHECKREG(r0, 0x00000002);
- CHECKREG(r1, 0x00000000);
- CHECKREG(r2, 0x00000005);
- CHECKREG(r3, 0x00000006);
- CHECKREG(r4, 0x00000007);
- END:
- dbg_pass; // End the test
- //*********************************************************************
- //
- // Handlers for Events
- //
- EHANDLE: // Emulation Handler 0
- RTE;
- RHANDLE: // Reset Handler 1
- RTI;
- NHANDLE: // NMI Handler 2
- R0 = 2;
- RTN;
- XHANDLE: // Exception Handler 3
- R1 = 3;
- RTX;
- HWHANDLE: // HW Error Handler 5
- R2 = 5;
- RTI;
- THANDLE: // Timer Handler 6
- R3 = 6;
- RTI;
- I7HANDLE: // IVG 7 Handler
- R4 = 7;
- RTI;
- I8HANDLE: // IVG 8 Handler
- R5 = 8;
- RTI;
- I9HANDLE: // IVG 9 Handler
- R6 = 9;
- RTI;
- I10HANDLE: // IVG 10 Handler
- R7 = 10;
- RTI;
- I11HANDLE: // IVG 11 Handler
- I0 = R0;
- I1 = R1;
- I2 = R2;
- I3 = R3;
- M0 = R4;
- R0 = 11;
- RTI;
- I12HANDLE: // IVG 12 Handler
- R1 = 12;
- RTI;
- I13HANDLE: // IVG 13 Handler
- R2 = 13;
- RTI;
- I14HANDLE: // IVG 14 Handler
- R3 = 14;
- RTI;
- I15HANDLE: // IVG 15 Handler
- R4 = 15;
- RTI;
- NOP;NOP;NOP;NOP;NOP;NOP;NOP; // needed for icache bug
- //
- // Data Segment
- //
- .data
- DATA:
- .space (0x10);
- // Stack Segments (Both Kernel and User)
- .space (STACKSIZE);
- KSTACK:
- .space (STACKSIZE);
- USTACK:
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