1 //Original:/proj/frio/dv/testcases/core/c_interr_timer_tcount/c_interr_timer_tcount.dsp
2 // Spec Reference: interrupt on HW TIMER tcount
4 # sim: --environment operating
7 .include "testutils.inc"
15 include(selfcheck.inc)
20 #define TCNTL 0xFFE03000
23 #define TPERIOD 0xFFE03004
26 #define TSCALE 0xFFE03008
29 #define TCOUNT 0xFFE0300c
32 #define EVT 0xFFE02000
35 #define EVT15 0xFFE0203c
38 #define EVT_OVERRIDE 0xFFE02100
41 #define ITABLE 0x000FF000
44 #define PROGRAM_STACK 0x000FF100
47 #define STACKSIZE 0x00000300
53 INIT_R_REGS(0); // Initialize Dregs
54 INIT_P_REGS(0); // Initialize Pregs
56 // CHECK_INIT(p5, 0x00BFFFFC);
57 // CHECK_INIT(p5, 0xE0000000);
63 LD32(p0, EVT); // Setup Event Vectors and Handlers
65 LD32_LABEL(r0, EHANDLE); // Emulation Handler (Int0)
68 LD32_LABEL(r0, RHANDLE); // Reset Handler (Int1)
71 LD32_LABEL(r0, NHANDLE); // NMI Handler (Int2)
74 LD32_LABEL(r0, XHANDLE); // Exception Handler (Int3)
77 [ P0 ++ ] = R0; // IVT4 not used
79 LD32_LABEL(r0, HWHANDLE); // HW Error Handler (Int5)
82 LD32_LABEL(r0, THANDLE); // Timer Handler (Int6)
85 LD32_LABEL(r0, I7HANDLE); // IVG7 Handler
88 LD32_LABEL(r0, I8HANDLE); // IVG8 Handler
91 LD32_LABEL(r0, I9HANDLE); // IVG9 Handler
94 LD32_LABEL(r0, I10HANDLE); // IVG10 Handler
97 LD32_LABEL(r0, I11HANDLE); // IVG11 Handler
100 LD32_LABEL(r0, I12HANDLE); // IVG12 Handler
103 LD32_LABEL(r0, I13HANDLE); // IVG13 Handler
106 LD32_LABEL(r0, I14HANDLE); // IVG14 Handler
109 LD32_LABEL(r0, I15HANDLE); // IVG15 Handler
112 LD32(p0, EVT_OVERRIDE);
115 R0 = -1; // Change this to mask interrupts (*)
116 [ P0 ] = R0; // IMASK
118 LD32_LABEL(p1, START);
121 [ P0 ] = P1; // IVG15 (General) handler (Int 15) load with start
124 RAISE 15; // after we RTI, INT 15 should be taken
126 LD32_LABEL(r7, START);
128 NOP; // Workaround for Bug 217
137 [ -- SP ] = RETI; // Enable Nested Interrupts
139 WR_MMR(TCNTL, 0x00000001, p0, r0); // Turn ON TMPWR (active state)
140 WR_MMR(TPERIOD, 0x00000010, p0, r0);
141 WR_MMR(TCOUNT, 0x00000002, p0, r0);
142 WR_MMR(TSCALE, 0x00000001, p0, r0);
143 WR_MMR(TCNTL, 0x00000003, p0, r0); // enable Timer (TMPWR, TMREN)
147 RD_MMR(TCNTL, p0, r5);
148 CHECKREG(r5, 0x0000000B);
150 WR_MMR(TCNTL, 0x00000000, p0, r0); // Turn OFF Timer
152 CHECKREG(r7, 0x00000001);
155 WR_MMR(TCNTL, 0x00000001, p0, r0); // Turn ON Timer Power
156 WR_MMR(TPERIOD, 0x00000010, p0, r0);
157 WR_MMR(TCOUNT, 0x00000002, p0, r0);
158 WR_MMR(TSCALE, 0x00000003, p0, r0);
159 WR_MMR(TCNTL, 0x00000003, p0, r0); // Turn ON Timer
163 // Read the contents of the Timer
166 RD_MMR(TCNTL , p0, r3);
167 CHECKREG(r3, 0x0000000B);
169 CHECKREG(r7, 0x00000001);
172 WR_MMR(TCNTL, 0x00000000, p0, r0); // Turn OFF Timer
180 dbg_pass; // Call Endtest Macro
184 //*********************************************************************
186 // Handlers for Events
189 EHANDLE: // Emulation Handler 0
192 RHANDLE: // Reset Handler 1
195 NHANDLE: // NMI Handler 2
198 XHANDLE: // Exception Handler 3
201 HWHANDLE: // HW Error Handler 5
204 THANDLE: // Timer Handler 6
208 I7HANDLE: // IVG 7 Handler
211 I8HANDLE: // IVG 8 Handler
214 I9HANDLE: // IVG 9 Handler
217 I10HANDLE: // IVG 10 Handler
220 I11HANDLE: // IVG 11 Handler
223 I12HANDLE: // IVG 12 Handler
226 I13HANDLE: // IVG 13 Handler
229 I14HANDLE: // IVG 14 Handler
232 I15HANDLE: // IVG 15 Handler
238 .section MEM_DATA_ADDR_1,"aw"
242 NOP;NOP;NOP;NOP;NOP;NOP;NOP; // needed for icache bug