/////////////////////////////////////////// // // WALLY-MIE // // Author: Kip Macsai-Goren // // Created 2022-04-10 // // Copyright (C) 2021 Harvey Mudd College & Oklahoma State University // // Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation // files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, // modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software // is furnished to do so, subject to the following conditions: // // The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. // // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES // OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS // BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT // OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. /////////////////////////////////////////// #include "WALLY-TEST-LIB-64.h" INIT_TESTS CAUSE_TRAP_TRIGGERS // initialize code that will cause traps for consistent mtval addresses TRAP_HANDLER m, DEBUG=1 // turn on recording mtval and status bits on traps li x28, 0x8 csrs mstatus, x28 // set mstatus.MIE bit to 1. WRITE_READ_CSR mie, 0x0 // force zeroing out mie CSR. // test 5.3.1.6 Interrupt enabling and priority tests // testing with MIE bits set already tested in WALLY-trap // note that none of these interrupts should be caught or handled. jal cause_s_soft_interrupt jal cause_m_soft_interrupt jal cause_s_time_interrupt jal cause_m_time_interrupt li a3, 0x40 // these interrupts involve a time loop waiting for the interrupt to go off. // since interrupts are not always enabled, we need to make it stop after a certain number of loops, which is the number in a3 jal cause_s_ext_interrupt_GPIO li a3, 0x40 jal cause_m_ext_interrupt END_TESTS TEST_STACK_AND_DATA