sophia.git/api/kernel/memory, branch kjarna [no description] https://git.adachristine.is/sophia.git/atom/api/kernel/memory?h=kjarna 2023-02-19T23:31:10Z preparations for user mode 2023-02-19T23:31:10Z Ada Christine adachristine18@gmail.com 2023-02-19T23:31:10Z urn:sha1:838f39324a1f305562addce6d807400522d9c469 many changes 2022-02-24T01:58:07Z Ada Christine adachristine18@gmail.com 2022-02-24T01:58:07Z urn:sha1:1923e47fd296399180eaf19b990d5e951d71ccd2 - boot time memory allocation has changed. the fractal page map has been replaced by a single self-mapped page giving 2MiB of ready virtual space to play with without needing a fully-initialized memory manager. this scheme may be repeated for other purposes - the page stack has now been totally overhauled to make use of sparse allocation and all of the ugly init_*() procedures are gone. long live the new interface. also reference counting is a thing now. sort of. - found a bug in vmt_init_node where insertion did not use the root node as the parent in the case of no predecessor node. whoops. anonymous spaces work again 2021-12-29T12:37:53Z Ada Christine adachristine18@gmail.com 2021-12-29T12:37:53Z urn:sha1:4fd087b03651f897663ee7f3e51d855f35d4c023 Revert "anonymous memory works again" 2021-12-29T12:36:27Z Ada Christine adachristine18@gmail.com 2021-12-29T12:36:27Z urn:sha1:baf03d96b91b8f06bd15449ffeccd591b92eac24 This reverts commit d4067207a00a15082489376ed593ef3c67703a5c. anonymous memory works again 2021-12-29T12:32:19Z Ada Christine adachristine18@gmail.com 2021-12-29T12:32:19Z urn:sha1:d4067207a00a15082489376ed593ef3c67703a5c reworking loader 2021-12-16T12:06:04Z Ada Christine adachristine18@gmail.com 2021-12-16T12:06:04Z urn:sha1:ec1233b4fcd61a8d1eccbf030cede36e9848e06c cast address and offset calculations 2021-06-02T13:52:02Z Ada Christine adachristine18@gmail.com 2021-06-02T13:52:02Z urn:sha1:4971aa814d0ef52707503cc2138c67c4c5662b54 less repetition, more flexibility with paging macros 2021-04-23T01:12:23Z Ada Christine adachristine18@gmail.com 2021-04-23T01:12:23Z urn:sha1:b90e152c02aad225e83a3e6c1b80d1a0e396bb14 physical allocator is now available 2021-04-10T01:43:24Z Ada Christine adachristine18@gmail.com 2021-04-10T01:43:24Z urn:sha1:3277ef3500a17171d17c23d7f81f9716cf9d3f52 kernel has gdt now and loads segment register and we can allocate pages 2021-04-02T18:04:26Z Ada Christine adachristine18@gmail.com 2021-04-02T18:04:26Z urn:sha1:167481f8988a860ea6d7ea8bbdb7155e4eb7abeb