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A wrong address is passed to `pmp_is_in_range` while checking if a memory access is within a PMP range. Since the ending address of the pmp range (i.e., pmp_state.addr[i].ea) is set to the last address in the range (i.e., pmp base + pmp size - 1), memory accesses containg the last address in the range will always fail. For example, assume that a PMP range is 4KB from 0x87654000 such that the last address within the range is 0x87654fff. 1-byte access to 0x87654fff should be considered to be fully inside the PMP range. However the access now fails and complains partial inclusion because pmp_is_in_range(env, i, addr + size) returns 0 whereas pmp_is_in_range(env, i, addr) returns 1. Backports commit 49db9fa1fd7c252596b53cf80876e06f407d09ed from qemu |
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