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comparison packages/hal/powerpc/arch/current/src/hal_misc.c @ 14:01ce82f3e11a ecos-sw-1999-06-11

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Merge from eCos master repository on 1999-06-11-17:05:41-BST
author jlarmour
date Fri, 11 Jun 1999 09:36:56 +0000
parents 443894e2e912
children 4f2df4ab82c8
comparison
equal deleted inserted replaced
13:acb4fa7cb179 14:01ce82f3e11a
155 155
156 return; 156 return;
157 } 157 }
158 158
159 //--------------------------------------------------------------------------- 159 //---------------------------------------------------------------------------
160 // Default ISR 160 // Default ISRs
161 161
162 externC cyg_uint32 162 externC cyg_uint32
163 hal_default_isr(CYG_ADDRWORD vector, CYG_ADDRWORD data) 163 hal_default_isr(CYG_ADDRWORD vector, CYG_ADDRWORD data)
164 { 164 {
165 diag_printf("Interrupt: %d\n", vector); 165 diag_printf("Interrupt: %d\n", vector);
166 166
167 CYG_FAIL("Spurious Interrupt!!!"); 167 CYG_FAIL("Spurious Interrupt!!!");
168 return 0;
169 }
170
171 // The decrementer default ISR has to do nothing. The reason is that
172 // decrementer interrupts cannot be disabled - if a kernel configuration
173 // does not use the RTC, but does use external interrupts, the decrementer
174 // underflow could cause a CYG_FAIL (as above) even though the user did
175 // not expect any decrementer interrupts to happen.
176 externC cyg_uint32
177 hal_default_decrementer_isr(CYG_ADDRWORD vector, CYG_ADDRWORD data)
178 {
168 return 0; 179 return 0;
169 } 180 }
170 181
171 //--------------------------------------------------------------------------- 182 //---------------------------------------------------------------------------
172 // Idle thread action 183 // Idle thread action